87631840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23813}}^1$

素因数の和:23851

約数の個数: 48

約数和(自身を含む): 216040608

約数和(自身を除く): 128408768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 23813, 47626, 95252, 119065, 190504, 238130, 381008, 476260, 547699, 762016, 952520, 1095398, 1905040, 2190796, 2738495, 3810080, 4381592, 5476990, 8763184, 10953980, 17526368, 21907960, 43815920, 87631840]

約数ペア:

[(1, 87631840), (2, 43815920), (4, 21907960), (5, 17526368), (8, 10953980), (10, 8763184), (16, 5476990), (20, 4381592), (23, 3810080), (32, 2738495), (40, 2190796), (46, 1905040), (80, 1095398), (92, 952520), (115, 762016), (160, 547699), (184, 476260), (230, 381008), (368, 238130), (460, 190504), (736, 119065), (920, 95252), (1840, 47626), (3680, 23813)]