90878800

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3391}}^1$

素因数の和:3476

約数の個数: 60

約数和(自身を含む): 221660416

約数和(自身を除く): 130781616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 536, 670, 1072, 1340, 1675, 2680, 3350, 3391, 5360, 6700, 6782, 13400, 13564, 16955, 26800, 27128, 33910, 54256, 67820, 84775, 135640, 169550, 227197, 271280, 339100, 454394, 678200, 908788, 1135985, 1356400, 1817576, 2271970, 3635152, 4543940, 5679925, 9087880, 11359850, 18175760, 22719700, 45439400, 90878800]

約数ペア:

[(1, 90878800), (2, 45439400), (4, 22719700), (5, 18175760), (8, 11359850), (10, 9087880), (16, 5679925), (20, 4543940), (25, 3635152), (40, 2271970), (50, 1817576), (67, 1356400), (80, 1135985), (100, 908788), (134, 678200), (200, 454394), (268, 339100), (335, 271280), (400, 227197), (536, 169550), (670, 135640), (1072, 84775), (1340, 67820), (1675, 54256), (2680, 33910), (3350, 27128), (3391, 26800), (5360, 16955), (6700, 13564), (6782, 13400)]