31761950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 70709760

約数和(自身を除く): 38947810

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 43, 50, 55, 79, 85, 86, 110, 158, 170, 187, 215, 275, 374, 395, 425, 430, 473, 550, 731, 790, 850, 869, 935, 946, 1075, 1343, 1462, 1738, 1870, 1975, 2150, 2365, 2686, 3397, 3655, 3950, 4345, 4675, 4730, 6715, 6794, 7310, 8041, 8690, 9350, 11825, 13430, 14773, 16082, 16985, 18275, 21725, 23650, 29546, 33575, 33970, 36550, 37367, 40205, 43450, 57749, 67150, 73865, 74734, 80410, 84925, 115498, 147730, 169850, 186835, 201025, 288745, 369325, 373670, 402050, 577490, 635239, 738650, 934175, 1270478, 1443725, 1868350, 2887450, 3176195, 6352390, 15880975, 31761950]

約数ペア:

[(1, 31761950), (2, 15880975), (5, 6352390), (10, 3176195), (11, 2887450), (17, 1868350), (22, 1443725), (25, 1270478), (34, 934175), (43, 738650), (50, 635239), (55, 577490), (79, 402050), (85, 373670), (86, 369325), (110, 288745), (158, 201025), (170, 186835), (187, 169850), (215, 147730), (275, 115498), (374, 84925), (395, 80410), (425, 74734), (430, 73865), (473, 67150), (550, 57749), (731, 43450), (790, 40205), (850, 37367), (869, 36550), (935, 33970), (946, 33575), (1075, 29546), (1343, 23650), (1462, 21725), (1738, 18275), (1870, 16985), (1975, 16082), (2150, 14773), (2365, 13430), (2686, 11825), (3397, 9350), (3655, 8690), (3950, 8041), (4345, 7310), (4675, 6794), (4730, 6715)]