8413600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:842

約数の個数: 72

約数和(自身を含む): 22147020

約数和(自身を除く): 13733420

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 809, 1040, 1300, 1618, 2080, 2600, 3236, 4045, 5200, 6472, 8090, 10400, 10517, 12944, 16180, 20225, 21034, 25888, 32360, 40450, 42068, 52585, 64720, 80900, 84136, 105170, 129440, 161800, 168272, 210340, 262925, 323600, 336544, 420680, 525850, 647200, 841360, 1051700, 1682720, 2103400, 4206800, 8413600]

約数ペア:

[(1, 8413600), (2, 4206800), (4, 2103400), (5, 1682720), (8, 1051700), (10, 841360), (13, 647200), (16, 525850), (20, 420680), (25, 336544), (26, 323600), (32, 262925), (40, 210340), (50, 168272), (52, 161800), (65, 129440), (80, 105170), (100, 84136), (104, 80900), (130, 64720), (160, 52585), (200, 42068), (208, 40450), (260, 32360), (325, 25888), (400, 21034), (416, 20225), (520, 16180), (650, 12944), (800, 10517), (809, 10400), (1040, 8090), (1300, 6472), (1618, 5200), (2080, 4045), (2600, 3236)]