89156721680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{162671}}^1$

素因数の和:162745

約数の個数: 160

約数和(自身を含む): 243992383488

約数和(自身を除く): 154835661808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 442, 496, 520, 527, 620, 680, 806, 884, 1040, 1054, 1105, 1240, 1360, 1612, 1768, 2015, 2108, 2210, 2480, 2635, 3224, 3536, 4030, 4216, 4420, 5270, 6448, 6851, 8060, 8432, 8840, 10540, 13702, 16120, 17680, 21080, 27404, 32240, 34255, 42160, 54808, 68510, 109616, 137020, 162671, 274040, 325342, 548080, 650684, 813355, 1301368, 1626710, 2114723, 2602736, 2765407, 3253420, 4229446, 5042801, 5530814, 6506840, 8458892, 10085602, 10573615, 11061628, 13013680, 13827035, 16917784, 20171204, 21147230, 22123256, 25214005, 27654070, 33835568, 35950291, 40342408, 42294460, 44246512, 50428010, 55308140, 65556413, 71900582, 80684816, 84588920, 85727617, 100856020, 110616280, 131112826, 143801164, 169177840, 171455234, 179751455, 201712040, 221232560, 262225652, 287602328, 327782065, 342910468, 359502910, 403424080, 428638085, 524451304, 575204656, 655564130, 685820936, 719005820, 857276170, 1048902608, 1114459021, 1311128260, 1371641872, 1438011640, 1714552340, 2228918042, 2622256520, 2876023280, 3429104680, 4457836084, 5244513040, 5572295105, 6858209360, 8915672168, 11144590210, 17831344336, 22289180420, 44578360840, 89156721680]

約数ペア:

[(1, 89156721680), (2, 44578360840), (4, 22289180420), (5, 17831344336), (8, 11144590210), (10, 8915672168), (13, 6858209360), (16, 5572295105), (17, 5244513040), (20, 4457836084), (26, 3429104680), (31, 2876023280), (34, 2622256520), (40, 2228918042), (52, 1714552340), (62, 1438011640), (65, 1371641872), (68, 1311128260), (80, 1114459021), (85, 1048902608), (104, 857276170), (124, 719005820), (130, 685820936), (136, 655564130), (155, 575204656), (170, 524451304), (208, 428638085), (221, 403424080), (248, 359502910), (260, 342910468), (272, 327782065), (310, 287602328), (340, 262225652), (403, 221232560), (442, 201712040), (496, 179751455), (520, 171455234), (527, 169177840), (620, 143801164), (680, 131112826), (806, 110616280), (884, 100856020), (1040, 85727617), (1054, 84588920), (1105, 80684816), (1240, 71900582), (1360, 65556413), (1612, 55308140), (1768, 50428010), (2015, 44246512), (2108, 42294460), (2210, 40342408), (2480, 35950291), (2635, 33835568), (3224, 27654070), (3536, 25214005), (4030, 22123256), (4216, 21147230), (4420, 20171204), (5270, 16917784), (6448, 13827035), (6851, 13013680), (8060, 11061628), (8432, 10573615), (8840, 10085602), (10540, 8458892), (13702, 6506840), (16120, 5530814), (17680, 5042801), (21080, 4229446), (27404, 3253420), (32240, 2765407), (34255, 2602736), (42160, 2114723), (54808, 1626710), (68510, 1301368), (109616, 813355), (137020, 650684), (162671, 548080), (274040, 325342)]