25413830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10289}}^1$

素因数の和:10328

約数の個数: 32

約数和(自身を含む): 51861600

約数和(自身を除く): 26447770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 10289, 20578, 51445, 102890, 133757, 195491, 267514, 390982, 668785, 977455, 1337570, 1954910, 2541383, 5082766, 12706915, 25413830]

約数ペア:

[(1, 25413830), (2, 12706915), (5, 5082766), (10, 2541383), (13, 1954910), (19, 1337570), (26, 977455), (38, 668785), (65, 390982), (95, 267514), (130, 195491), (190, 133757), (247, 102890), (494, 51445), (1235, 20578), (2470, 10289)]