25669930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 30576470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 286, 290, 319, 377, 619, 638, 715, 754, 1238, 1430, 1595, 1885, 3095, 3190, 3770, 4147, 6190, 6809, 8047, 8294, 13618, 16094, 17951, 20735, 34045, 35902, 40235, 41470, 68090, 80470, 88517, 89755, 177034, 179510, 197461, 233363, 394922, 442585, 466726, 885170, 987305, 1166815, 1974610, 2333630, 2566993, 5133986, 12834965, 25669930]

約数ペア:

[(1, 25669930), (2, 12834965), (5, 5133986), (10, 2566993), (11, 2333630), (13, 1974610), (22, 1166815), (26, 987305), (29, 885170), (55, 466726), (58, 442585), (65, 394922), (110, 233363), (130, 197461), (143, 179510), (145, 177034), (286, 89755), (290, 88517), (319, 80470), (377, 68090), (619, 41470), (638, 40235), (715, 35902), (754, 34045), (1238, 20735), (1430, 17951), (1595, 16094), (1885, 13618), (3095, 8294), (3190, 8047), (3770, 6809), (4147, 6190)]