25888880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11159}}^1$

素因数の和:11201

約数の個数: 40

約数和(自身を含む): 62272800

約数和(自身を除く): 36383920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 11159, 22318, 44636, 55795, 89272, 111590, 178544, 223180, 323611, 446360, 647222, 892720, 1294444, 1618055, 2588888, 3236110, 5177776, 6472220, 12944440, 25888880]

約数ペア:

[(1, 25888880), (2, 12944440), (4, 6472220), (5, 5177776), (8, 3236110), (10, 2588888), (16, 1618055), (20, 1294444), (29, 892720), (40, 647222), (58, 446360), (80, 323611), (116, 223180), (145, 178544), (232, 111590), (290, 89272), (464, 55795), (580, 44636), (1160, 22318), (2320, 11159)]