317421260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{9613}}^1$

素因数の和:9762

約数の個数: 48

約数和(自身を含む): 723588096

約数和(自身を除く): 406166836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 9613, 16510, 19226, 33020, 38452, 48065, 96130, 124969, 192260, 249938, 499876, 624845, 1220851, 1249690, 2441702, 2499380, 4883404, 6104255, 12208510, 15871063, 24417020, 31742126, 63484252, 79355315, 158710630, 317421260]

約数ペア:

[(1, 317421260), (2, 158710630), (4, 79355315), (5, 63484252), (10, 31742126), (13, 24417020), (20, 15871063), (26, 12208510), (52, 6104255), (65, 4883404), (127, 2499380), (130, 2441702), (254, 1249690), (260, 1220851), (508, 624845), (635, 499876), (1270, 249938), (1651, 192260), (2540, 124969), (3302, 96130), (6604, 48065), (8255, 38452), (9613, 33020), (16510, 19226)]