91500200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 247380000

約数和(自身を除く): 155879800

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 121, 152, 190, 199, 200, 209, 220, 242, 275, 380, 398, 418, 440, 475, 484, 550, 605, 760, 796, 836, 950, 968, 995, 1045, 1100, 1210, 1592, 1672, 1900, 1990, 2090, 2189, 2200, 2299, 2420, 3025, 3781, 3800, 3980, 4180, 4378, 4598, 4840, 4975, 5225, 6050, 7562, 7960, 8360, 8756, 9196, 9950, 10450, 10945, 11495, 12100, 15124, 17512, 18392, 18905, 19900, 20900, 21890, 22990, 24079, 24200, 30248, 37810, 39800, 41591, 41800, 43780, 45980, 48158, 54725, 57475, 75620, 83182, 87560, 91960, 94525, 96316, 109450, 114950, 120395, 151240, 166364, 189050, 192632, 207955, 218900, 229900, 240790, 332728, 378100, 415910, 437800, 457501, 459800, 481580, 601975, 756200, 831820, 915002, 963160, 1039775, 1203950, 1663640, 1830004, 2079550, 2287505, 2407900, 3660008, 4159100, 4575010, 4815800, 8318200, 9150020, 11437525, 18300040, 22875050, 45750100, 91500200]

約数ペア:

[(1, 91500200), (2, 45750100), (4, 22875050), (5, 18300040), (8, 11437525), (10, 9150020), (11, 8318200), (19, 4815800), (20, 4575010), (22, 4159100), (25, 3660008), (38, 2407900), (40, 2287505), (44, 2079550), (50, 1830004), (55, 1663640), (76, 1203950), (88, 1039775), (95, 963160), (100, 915002), (110, 831820), (121, 756200), (152, 601975), (190, 481580), (199, 459800), (200, 457501), (209, 437800), (220, 415910), (242, 378100), (275, 332728), (380, 240790), (398, 229900), (418, 218900), (440, 207955), (475, 192632), (484, 189050), (550, 166364), (605, 151240), (760, 120395), (796, 114950), (836, 109450), (950, 96316), (968, 94525), (995, 91960), (1045, 87560), (1100, 83182), (1210, 75620), (1592, 57475), (1672, 54725), (1900, 48158), (1990, 45980), (2090, 43780), (2189, 41800), (2200, 41591), (2299, 39800), (2420, 37810), (3025, 30248), (3781, 24200), (3800, 24079), (3980, 22990), (4180, 21890), (4378, 20900), (4598, 19900), (4840, 18905), (4975, 18392), (5225, 17512), (6050, 15124), (7562, 12100), (7960, 11495), (8360, 10945), (8756, 10450), (9196, 9950)]