70539920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1224

約数の個数: 80

約数和(自身を含む): 181595520

約数和(自身を除く): 111055600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1129, 1136, 1420, 1562, 2258, 2840, 3124, 3905, 4516, 5645, 5680, 6248, 7810, 9032, 11290, 12419, 12496, 15620, 18064, 22580, 24838, 31240, 45160, 49676, 62095, 62480, 80159, 90320, 99352, 124190, 160318, 198704, 248380, 320636, 400795, 496760, 641272, 801590, 881749, 993520, 1282544, 1603180, 1763498, 3206360, 3526996, 4408745, 6412720, 7053992, 8817490, 14107984, 17634980, 35269960, 70539920]

約数ペア:

[(1, 70539920), (2, 35269960), (4, 17634980), (5, 14107984), (8, 8817490), (10, 7053992), (11, 6412720), (16, 4408745), (20, 3526996), (22, 3206360), (40, 1763498), (44, 1603180), (55, 1282544), (71, 993520), (80, 881749), (88, 801590), (110, 641272), (142, 496760), (176, 400795), (220, 320636), (284, 248380), (355, 198704), (440, 160318), (568, 124190), (710, 99352), (781, 90320), (880, 80159), (1129, 62480), (1136, 62095), (1420, 49676), (1562, 45160), (2258, 31240), (2840, 24838), (3124, 22580), (3905, 18064), (4516, 15620), (5645, 12496), (5680, 12419), (6248, 11290), (7810, 9032)]