389366944100

素因数分解:

$2^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{9248621}}^1$

素因数の和:9249056

約数の個数: 36

約数和(自身を含む): 846933311028

約数和(自身を除く): 457566366928

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421, 842, 1684, 2105, 4210, 8420, 10525, 21050, 42100, 9248621, 18497242, 36994484, 46243105, 92486210, 184972420, 231215525, 462431050, 924862100, 3893669441, 7787338882, 15574677764, 19468347205, 38936694410, 77873388820, 97341736025, 194683472050, 389366944100]

約数ペア:

[(1, 389366944100), (2, 194683472050), (4, 97341736025), (5, 77873388820), (10, 38936694410), (20, 19468347205), (25, 15574677764), (50, 7787338882), (100, 3893669441), (421, 924862100), (842, 462431050), (1684, 231215525), (2105, 184972420), (4210, 92486210), (8420, 46243105), (10525, 36994484), (21050, 18497242), (42100, 9248621)]