15960800

素因数分解:

$2^5\times 5^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 39653712

約数和(自身を除く): 23692912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 281, 284, 355, 400, 562, 568, 710, 800, 1124, 1136, 1405, 1420, 1775, 2248, 2272, 2810, 2840, 3550, 4496, 5620, 5680, 7025, 7100, 8992, 11240, 11360, 14050, 14200, 19951, 22480, 28100, 28400, 39902, 44960, 56200, 56800, 79804, 99755, 112400, 159608, 199510, 224800, 319216, 399020, 498775, 638432, 798040, 997550, 1596080, 1995100, 3192160, 3990200, 7980400, 15960800]

約数ペア:

[(1, 15960800), (2, 7980400), (4, 3990200), (5, 3192160), (8, 1995100), (10, 1596080), (16, 997550), (20, 798040), (25, 638432), (32, 498775), (40, 399020), (50, 319216), (71, 224800), (80, 199510), (100, 159608), (142, 112400), (160, 99755), (200, 79804), (281, 56800), (284, 56200), (355, 44960), (400, 39902), (562, 28400), (568, 28100), (710, 22480), (800, 19951), (1124, 14200), (1136, 14050), (1405, 11360), (1420, 11240), (1775, 8992), (2248, 7100), (2272, 7025), (2810, 5680), (2840, 5620), (3550, 4496)]