53928760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 130403520

約数和(自身を除く): 76474760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1117, 1207, 1420, 2234, 2414, 2840, 4468, 4828, 5585, 6035, 8936, 9656, 11170, 12070, 18989, 22340, 24140, 37978, 44680, 48280, 75956, 79307, 94945, 151912, 158614, 189890, 317228, 379780, 396535, 634456, 759560, 793070, 1348219, 1586140, 2696438, 3172280, 5392876, 6741095, 10785752, 13482190, 26964380, 53928760]

約数ペア:

[(1, 53928760), (2, 26964380), (4, 13482190), (5, 10785752), (8, 6741095), (10, 5392876), (17, 3172280), (20, 2696438), (34, 1586140), (40, 1348219), (68, 793070), (71, 759560), (85, 634456), (136, 396535), (142, 379780), (170, 317228), (284, 189890), (340, 158614), (355, 151912), (568, 94945), (680, 79307), (710, 75956), (1117, 48280), (1207, 44680), (1420, 37978), (2234, 24140), (2414, 22340), (2840, 18989), (4468, 12070), (4828, 11170), (5585, 9656), (6035, 8936)]