85972360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 199454400

約数和(自身を除く): 113482040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 107, 212, 214, 265, 379, 424, 428, 530, 535, 758, 856, 1060, 1070, 1516, 1895, 2120, 2140, 3032, 3790, 4280, 5671, 7580, 11342, 15160, 20087, 22684, 28355, 40174, 40553, 45368, 56710, 80348, 81106, 100435, 113420, 160696, 162212, 200870, 202765, 226840, 324424, 401740, 405530, 803480, 811060, 1622120, 2149309, 4298618, 8597236, 10746545, 17194472, 21493090, 42986180, 85972360]

約数ペア:

[(1, 85972360), (2, 42986180), (4, 21493090), (5, 17194472), (8, 10746545), (10, 8597236), (20, 4298618), (40, 2149309), (53, 1622120), (106, 811060), (107, 803480), (212, 405530), (214, 401740), (265, 324424), (379, 226840), (424, 202765), (428, 200870), (530, 162212), (535, 160696), (758, 113420), (856, 100435), (1060, 81106), (1070, 80348), (1516, 56710), (1895, 45368), (2120, 40553), (2140, 40174), (3032, 28355), (3790, 22684), (4280, 20087), (5671, 15160), (7580, 11342)]