2600128515

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 4287872160

約数和(自身を除く): 1687743645

約数列:

[1, 3, 5, 15, 43, 129, 215, 241, 389, 645, 723, 1167, 1205, 1849, 1945, 3615, 5547, 5835, 9245, 10363, 16727, 27735, 31089, 50181, 51815, 83635, 93749, 155445, 250905, 281247, 445609, 468745, 719261, 1336827, 1406235, 2157783, 2228045, 3596305, 4031207, 6684135, 10788915, 12093621, 20156035, 60468105, 173341901, 520025703, 866709505, 2600128515]

約数ペア:

[(1, 2600128515), (3, 866709505), (5, 520025703), (15, 173341901), (43, 60468105), (129, 20156035), (215, 12093621), (241, 10788915), (389, 6684135), (645, 4031207), (723, 3596305), (1167, 2228045), (1205, 2157783), (1849, 1406235), (1945, 1336827), (3615, 719261), (5547, 468745), (5835, 445609), (9245, 281247), (10363, 250905), (16727, 155445), (27735, 93749), (31089, 83635), (50181, 51815)]