90301250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5592

約数の個数: 40

約数和(自身を含む): 182313516

約数和(自身を除く): 92012266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 5557, 8125, 11114, 16250, 27785, 55570, 72241, 138925, 144482, 277850, 361205, 694625, 722410, 1389250, 1806025, 3473125, 3612050, 6946250, 9030125, 18060250, 45150625, 90301250]

約数ペア:

[(1, 90301250), (2, 45150625), (5, 18060250), (10, 9030125), (13, 6946250), (25, 3612050), (26, 3473125), (50, 1806025), (65, 1389250), (125, 722410), (130, 694625), (250, 361205), (325, 277850), (625, 144482), (650, 138925), (1250, 72241), (1625, 55570), (3250, 27785), (5557, 16250), (8125, 11114)]