1654900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 4131680

約数和(自身を除く): 2476780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 67, 76, 95, 100, 130, 134, 190, 247, 260, 268, 325, 335, 380, 475, 494, 650, 670, 871, 950, 988, 1235, 1273, 1300, 1340, 1675, 1742, 1900, 2470, 2546, 3350, 3484, 4355, 4940, 5092, 6175, 6365, 6700, 8710, 12350, 12730, 16549, 17420, 21775, 24700, 25460, 31825, 33098, 43550, 63650, 66196, 82745, 87100, 127300, 165490, 330980, 413725, 827450, 1654900]

約数ペア:

[(1, 1654900), (2, 827450), (4, 413725), (5, 330980), (10, 165490), (13, 127300), (19, 87100), (20, 82745), (25, 66196), (26, 63650), (38, 43550), (50, 33098), (52, 31825), (65, 25460), (67, 24700), (76, 21775), (95, 17420), (100, 16549), (130, 12730), (134, 12350), (190, 8710), (247, 6700), (260, 6365), (268, 6175), (325, 5092), (335, 4940), (380, 4355), (475, 3484), (494, 3350), (650, 2546), (670, 2470), (871, 1900), (950, 1742), (988, 1675), (1235, 1340), (1273, 1300)]