28411854160

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{94379}}^1$

素因数の和:94516

約数の個数: 80

約数和(自身を含む): 68252595840

約数和(自身を除く): 39840741680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 71, 80, 106, 142, 212, 265, 284, 355, 424, 530, 568, 710, 848, 1060, 1136, 1420, 2120, 2840, 3763, 4240, 5680, 7526, 15052, 18815, 30104, 37630, 60208, 75260, 94379, 150520, 188758, 301040, 377516, 471895, 755032, 943790, 1510064, 1887580, 3775160, 5002087, 6700909, 7550320, 10004174, 13401818, 20008348, 25010435, 26803636, 33504545, 40016696, 50020870, 53607272, 67009090, 80033392, 100041740, 107214544, 134018180, 200083480, 268036360, 355148177, 400166960, 536072720, 710296354, 1420592708, 1775740885, 2841185416, 3551481770, 5682370832, 7102963540, 14205927080, 28411854160]

約数ペア:

[(1, 28411854160), (2, 14205927080), (4, 7102963540), (5, 5682370832), (8, 3551481770), (10, 2841185416), (16, 1775740885), (20, 1420592708), (40, 710296354), (53, 536072720), (71, 400166960), (80, 355148177), (106, 268036360), (142, 200083480), (212, 134018180), (265, 107214544), (284, 100041740), (355, 80033392), (424, 67009090), (530, 53607272), (568, 50020870), (710, 40016696), (848, 33504545), (1060, 26803636), (1136, 25010435), (1420, 20008348), (2120, 13401818), (2840, 10004174), (3763, 7550320), (4240, 6700909), (5680, 5002087), (7526, 3775160), (15052, 1887580), (18815, 1510064), (30104, 943790), (37630, 755032), (60208, 471895), (75260, 377516), (94379, 301040), (150520, 188758)]