198944050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{128351}}^1$

素因数の和:128394

約数の個数: 24

約数和(自身を含む): 381975552

約数和(自身を除く): 183031502

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 128351, 256702, 641755, 1283510, 3208775, 3978881, 6417550, 7957762, 19894405, 39788810, 99472025, 198944050]

約数ペア:

[(1, 198944050), (2, 99472025), (5, 39788810), (10, 19894405), (25, 7957762), (31, 6417550), (50, 3978881), (62, 3208775), (155, 1283510), (310, 641755), (775, 256702), (1550, 128351)]