28704800

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:750

約数の個数: 72

約数和(自身を含む): 71503236

約数和(自身を除く): 42798436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 677, 800, 848, 1060, 1325, 1354, 1696, 2120, 2650, 2708, 3385, 4240, 5300, 5416, 6770, 8480, 10600, 10832, 13540, 16925, 21200, 21664, 27080, 33850, 35881, 42400, 54160, 67700, 71762, 108320, 135400, 143524, 179405, 270800, 287048, 358810, 541600, 574096, 717620, 897025, 1148192, 1435240, 1794050, 2870480, 3588100, 5740960, 7176200, 14352400, 28704800]

約数ペア:

[(1, 28704800), (2, 14352400), (4, 7176200), (5, 5740960), (8, 3588100), (10, 2870480), (16, 1794050), (20, 1435240), (25, 1148192), (32, 897025), (40, 717620), (50, 574096), (53, 541600), (80, 358810), (100, 287048), (106, 270800), (160, 179405), (200, 143524), (212, 135400), (265, 108320), (400, 71762), (424, 67700), (530, 54160), (677, 42400), (800, 35881), (848, 33850), (1060, 27080), (1325, 21664), (1354, 21200), (1696, 16925), (2120, 13540), (2650, 10832), (2708, 10600), (3385, 8480), (4240, 6770), (5300, 5416)]