201284785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1607}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 272305152

約数和(自身を除く): 71020367

約数列:

[1, 5, 13, 41, 47, 65, 205, 235, 533, 611, 1607, 1927, 2665, 3055, 8035, 9635, 20891, 25051, 65887, 75529, 104455, 125255, 329435, 377645, 856531, 981877, 3096689, 4282655, 4909385, 15483445, 40256957, 201284785]

約数ペア:

[(1, 201284785), (5, 40256957), (13, 15483445), (41, 4909385), (47, 4282655), (65, 3096689), (205, 981877), (235, 856531), (533, 377645), (611, 329435), (1607, 125255), (1927, 104455), (2665, 75529), (3055, 65887), (8035, 25051), (9635, 20891)]