25581790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10357}}^1$

素因数の和:10396

約数の個数: 32

約数和(自身を含む): 52204320

約数和(自身を除く): 26622530

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 10357, 20714, 51785, 103570, 134641, 196783, 269282, 393566, 673205, 983915, 1346410, 1967830, 2558179, 5116358, 12790895, 25581790]

約数ペア:

[(1, 25581790), (2, 12790895), (5, 5116358), (10, 2558179), (13, 1967830), (19, 1346410), (26, 983915), (38, 673205), (65, 393566), (95, 269282), (130, 196783), (190, 134641), (247, 103570), (494, 51785), (1235, 20714), (2470, 10357)]