6651500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 14859936

約数和(自身を除く): 8208436

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 251, 265, 500, 502, 530, 1004, 1060, 1255, 1325, 2510, 2650, 5020, 5300, 6275, 6625, 12550, 13250, 13303, 25100, 26500, 26606, 31375, 53212, 62750, 66515, 125500, 133030, 266060, 332575, 665150, 1330300, 1662875, 3325750, 6651500]

約数ペア:

[(1, 6651500), (2, 3325750), (4, 1662875), (5, 1330300), (10, 665150), (20, 332575), (25, 266060), (50, 133030), (53, 125500), (100, 66515), (106, 62750), (125, 53212), (212, 31375), (250, 26606), (251, 26500), (265, 25100), (500, 13303), (502, 13250), (530, 12550), (1004, 6625), (1060, 6275), (1255, 5300), (1325, 5020), (2510, 2650)]