657949630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1\times {\mathrm{2621}}^1$

素因数の和:4572

約数の個数: 32

約数和(自身を含む): 1276557408

約数和(自身を除く): 618607778

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1931, 2621, 3862, 5242, 9655, 13105, 19310, 25103, 26210, 34073, 50206, 68146, 125515, 170365, 251030, 340730, 5061151, 10122302, 25305755, 50611510, 65794963, 131589926, 328974815, 657949630]

約数ペア:

[(1, 657949630), (2, 328974815), (5, 131589926), (10, 65794963), (13, 50611510), (26, 25305755), (65, 10122302), (130, 5061151), (1931, 340730), (2621, 251030), (3862, 170365), (5242, 125515), (9655, 68146), (13105, 50206), (19310, 34073), (25103, 26210)]