131165600

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1291}}^1$

素因数の和:1438

約数の個数: 72

約数和(自身を含む): 322979328

約数和(自身を除く): 191813728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 800, 1016, 1270, 1291, 2032, 2540, 2582, 3175, 4064, 5080, 5164, 6350, 6455, 10160, 10328, 12700, 12910, 20320, 20656, 25400, 25820, 32275, 41312, 50800, 51640, 64550, 101600, 103280, 129100, 163957, 206560, 258200, 327914, 516400, 655828, 819785, 1032800, 1311656, 1639570, 2623312, 3279140, 4098925, 5246624, 6558280, 8197850, 13116560, 16395700, 26233120, 32791400, 65582800, 131165600]

約数ペア:

[(1, 131165600), (2, 65582800), (4, 32791400), (5, 26233120), (8, 16395700), (10, 13116560), (16, 8197850), (20, 6558280), (25, 5246624), (32, 4098925), (40, 3279140), (50, 2623312), (80, 1639570), (100, 1311656), (127, 1032800), (160, 819785), (200, 655828), (254, 516400), (400, 327914), (508, 258200), (635, 206560), (800, 163957), (1016, 129100), (1270, 103280), (1291, 101600), (2032, 64550), (2540, 51640), (2582, 50800), (3175, 41312), (4064, 32275), (5080, 25820), (5164, 25400), (6350, 20656), (6455, 20320), (10160, 12910), (10328, 12700)]