201090505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 306738432

約数和(自身を除く): 105647927

約数列:

[1, 5, 7, 11, 35, 55, 77, 103, 121, 385, 461, 515, 605, 721, 847, 1133, 2305, 3227, 3605, 4235, 5071, 5665, 7931, 12463, 16135, 25355, 35497, 39655, 47483, 55781, 62315, 87241, 177485, 237415, 278905, 332381, 390467, 436205, 522313, 1661905, 1952335, 2611565, 3656191, 5745443, 18280955, 28727215, 40218101, 201090505]

約数ペア:

[(1, 201090505), (5, 40218101), (7, 28727215), (11, 18280955), (35, 5745443), (55, 3656191), (77, 2611565), (103, 1952335), (121, 1661905), (385, 522313), (461, 436205), (515, 390467), (605, 332381), (721, 278905), (847, 237415), (1133, 177485), (2305, 87241), (3227, 62315), (3605, 55781), (4235, 47483), (5071, 39655), (5665, 35497), (7931, 25355), (12463, 16135)]