644980147204

素因数分解:

$2^2\times {\mathrm{1601}}^1\times {\mathrm{100715201}}^1$

素因数の和:100716806

約数の個数: 12

約数和(自身を含む): 1129420275228

約数和(自身を除く): 484440128024

約数列:

[1, 2, 4, 1601, 3202, 6404, 100715201, 201430402, 402860804, 161245036801, 322490073602, 644980147204]

約数ペア:

[(1, 644980147204), (2, 322490073602), (4, 161245036801), (1601, 402860804), (3202, 201430402), (6404, 100715201)]