65605800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 220566240

約数和(自身を除く): 154960440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 169, 195, 200, 260, 300, 312, 325, 338, 390, 507, 520, 600, 647, 650, 676, 780, 845, 975, 1014, 1294, 1300, 1352, 1560, 1690, 1941, 1950, 2028, 2535, 2588, 2600, 3235, 3380, 3882, 3900, 4056, 4225, 5070, 5176, 6470, 6760, 7764, 7800, 8411, 8450, 9705, 10140, 12675, 12940, 15528, 16175, 16822, 16900, 19410, 20280, 25233, 25350, 25880, 32350, 33644, 33800, 38820, 42055, 48525, 50466, 50700, 64700, 67288, 77640, 84110, 97050, 100932, 101400, 109343, 126165, 129400, 168220, 194100, 201864, 210275, 218686, 252330, 328029, 336440, 388200, 420550, 437372, 504660, 546715, 630825, 656058, 841100, 874744, 1009320, 1093430, 1261650, 1312116, 1640145, 1682200, 2186860, 2523300, 2624232, 2733575, 3280290, 4373720, 5046600, 5467150, 6560580, 8200725, 10934300, 13121160, 16401450, 21868600, 32802900, 65605800]

約数ペア:

[(1, 65605800), (2, 32802900), (3, 21868600), (4, 16401450), (5, 13121160), (6, 10934300), (8, 8200725), (10, 6560580), (12, 5467150), (13, 5046600), (15, 4373720), (20, 3280290), (24, 2733575), (25, 2624232), (26, 2523300), (30, 2186860), (39, 1682200), (40, 1640145), (50, 1312116), (52, 1261650), (60, 1093430), (65, 1009320), (75, 874744), (78, 841100), (100, 656058), (104, 630825), (120, 546715), (130, 504660), (150, 437372), (156, 420550), (169, 388200), (195, 336440), (200, 328029), (260, 252330), (300, 218686), (312, 210275), (325, 201864), (338, 194100), (390, 168220), (507, 129400), (520, 126165), (600, 109343), (647, 101400), (650, 100932), (676, 97050), (780, 84110), (845, 77640), (975, 67288), (1014, 64700), (1294, 50700), (1300, 50466), (1352, 48525), (1560, 42055), (1690, 38820), (1941, 33800), (1950, 33644), (2028, 32350), (2535, 25880), (2588, 25350), (2600, 25233), (3235, 20280), (3380, 19410), (3882, 16900), (3900, 16822), (4056, 16175), (4225, 15528), (5070, 12940), (5176, 12675), (6470, 10140), (6760, 9705), (7764, 8450), (7800, 8411)]