81758100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 216

約数和(自身を含む): 268607808

約数和(自身を除く): 186849708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 34, 41, 46, 50, 51, 60, 68, 69, 75, 82, 85, 92, 100, 102, 115, 123, 138, 150, 164, 170, 204, 205, 230, 246, 255, 276, 289, 300, 340, 345, 391, 410, 425, 460, 492, 510, 575, 578, 615, 690, 697, 782, 820, 850, 867, 943, 1020, 1025, 1150, 1156, 1173, 1230, 1275, 1380, 1394, 1445, 1564, 1700, 1725, 1734, 1886, 1955, 2050, 2091, 2300, 2346, 2460, 2550, 2788, 2829, 2890, 3075, 3450, 3468, 3485, 3772, 3910, 4100, 4182, 4335, 4692, 4715, 5100, 5658, 5780, 5865, 6150, 6647, 6900, 6970, 7225, 7820, 8364, 8670, 9430, 9775, 10455, 11316, 11730, 11849, 12300, 13294, 13940, 14145, 14450, 16031, 17340, 17425, 18860, 19550, 19941, 20910, 21675, 23460, 23575, 23698, 26588, 28290, 28900, 29325, 32062, 33235, 34850, 35547, 39100, 39882, 41820, 43350, 47150, 47396, 48093, 52275, 56580, 58650, 59245, 64124, 66470, 69700, 70725, 71094, 79764, 80155, 86700, 94300, 96186, 99705, 104550, 117300, 118490, 132940, 141450, 142188, 160310, 166175, 177735, 192372, 199410, 209100, 236980, 240465, 272527, 282900, 296225, 320620, 332350, 355470, 398820, 400775, 480930, 498525, 545054, 592450, 664700, 710940, 801550, 817581, 888675, 961860, 997050, 1090108, 1184900, 1202325, 1362635, 1603100, 1635162, 1777350, 1994100, 2404650, 2725270, 3270324, 3554700, 4087905, 4809300, 5450540, 6813175, 8175810, 13626350, 16351620, 20439525, 27252700, 40879050, 81758100]

約数ペア:

[(1, 81758100), (2, 40879050), (3, 27252700), (4, 20439525), (5, 16351620), (6, 13626350), (10, 8175810), (12, 6813175), (15, 5450540), (17, 4809300), (20, 4087905), (23, 3554700), (25, 3270324), (30, 2725270), (34, 2404650), (41, 1994100), (46, 1777350), (50, 1635162), (51, 1603100), (60, 1362635), (68, 1202325), (69, 1184900), (75, 1090108), (82, 997050), (85, 961860), (92, 888675), (100, 817581), (102, 801550), (115, 710940), (123, 664700), (138, 592450), (150, 545054), (164, 498525), (170, 480930), (204, 400775), (205, 398820), (230, 355470), (246, 332350), (255, 320620), (276, 296225), (289, 282900), (300, 272527), (340, 240465), (345, 236980), (391, 209100), (410, 199410), (425, 192372), (460, 177735), (492, 166175), (510, 160310), (575, 142188), (578, 141450), (615, 132940), (690, 118490), (697, 117300), (782, 104550), (820, 99705), (850, 96186), (867, 94300), (943, 86700), (1020, 80155), (1025, 79764), (1150, 71094), (1156, 70725), (1173, 69700), (1230, 66470), (1275, 64124), (1380, 59245), (1394, 58650), (1445, 56580), (1564, 52275), (1700, 48093), (1725, 47396), (1734, 47150), (1886, 43350), (1955, 41820), (2050, 39882), (2091, 39100), (2300, 35547), (2346, 34850), (2460, 33235), (2550, 32062), (2788, 29325), (2829, 28900), (2890, 28290), (3075, 26588), (3450, 23698), (3468, 23575), (3485, 23460), (3772, 21675), (3910, 20910), (4100, 19941), (4182, 19550), (4335, 18860), (4692, 17425), (4715, 17340), (5100, 16031), (5658, 14450), (5780, 14145), (5865, 13940), (6150, 13294), (6647, 12300), (6900, 11849), (6970, 11730), (7225, 11316), (7820, 10455), (8364, 9775), (8670, 9430)]