2101600

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 5343408

約数和(自身を除く): 3241808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 71, 74, 80, 100, 142, 148, 160, 185, 200, 284, 296, 355, 370, 400, 568, 592, 710, 740, 800, 925, 1136, 1184, 1420, 1480, 1775, 1850, 2272, 2627, 2840, 2960, 3550, 3700, 5254, 5680, 5920, 7100, 7400, 10508, 11360, 13135, 14200, 14800, 21016, 26270, 28400, 29600, 42032, 52540, 56800, 65675, 84064, 105080, 131350, 210160, 262700, 420320, 525400, 1050800, 2101600]

約数ペア:

[(1, 2101600), (2, 1050800), (4, 525400), (5, 420320), (8, 262700), (10, 210160), (16, 131350), (20, 105080), (25, 84064), (32, 65675), (37, 56800), (40, 52540), (50, 42032), (71, 29600), (74, 28400), (80, 26270), (100, 21016), (142, 14800), (148, 14200), (160, 13135), (185, 11360), (200, 10508), (284, 7400), (296, 7100), (355, 5920), (370, 5680), (400, 5254), (568, 3700), (592, 3550), (710, 2960), (740, 2840), (800, 2627), (925, 2272), (1136, 1850), (1184, 1775), (1420, 1480)]