64380430

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{63743}}^1$

素因数の和:63851

約数の個数: 16

約数和(自身を含む): 117033984

約数和(自身を除く): 52653554

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 63743, 127486, 318715, 637430, 6438043, 12876086, 32190215, 64380430]

約数ペア:

[(1, 64380430), (2, 32190215), (5, 12876086), (10, 6438043), (101, 637430), (202, 318715), (505, 127486), (1010, 63743)]