25734550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 51068160

約数和(自身を除く): 25333610

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 103, 190, 206, 263, 475, 515, 526, 950, 1030, 1315, 1957, 2575, 2630, 3914, 4997, 5150, 6575, 9785, 9994, 13150, 19570, 24985, 27089, 48925, 49970, 54178, 97850, 124925, 135445, 249850, 270890, 514691, 677225, 1029382, 1354450, 2573455, 5146910, 12867275, 25734550]

約数ペア:

[(1, 25734550), (2, 12867275), (5, 5146910), (10, 2573455), (19, 1354450), (25, 1029382), (38, 677225), (50, 514691), (95, 270890), (103, 249850), (190, 135445), (206, 124925), (263, 97850), (475, 54178), (515, 49970), (526, 48925), (950, 27089), (1030, 24985), (1315, 19570), (1957, 13150), (2575, 9994), (2630, 9785), (3914, 6575), (4997, 5150)]