25083890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 48973680

約数和(自身を除く): 23889790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1229, 1570, 2041, 2458, 4082, 6145, 10205, 12290, 15977, 20410, 31954, 79885, 159770, 192953, 385906, 964765, 1929530, 2508389, 5016778, 12541945, 25083890]

約数ペア:

[(1, 25083890), (2, 12541945), (5, 5016778), (10, 2508389), (13, 1929530), (26, 964765), (65, 385906), (130, 192953), (157, 159770), (314, 79885), (785, 31954), (1229, 20410), (1570, 15977), (2041, 12290), (2458, 10205), (4082, 6145)]