28809100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2797}}^1$

素因数の和:2914

約数の個数: 36

約数和(自身を含む): 63145264

約数和(自身を除く): 34336164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 2797, 5150, 5594, 10300, 11188, 13985, 27970, 55940, 69925, 139850, 279700, 288091, 576182, 1152364, 1440455, 2880910, 5761820, 7202275, 14404550, 28809100]

約数ペア:

[(1, 28809100), (2, 14404550), (4, 7202275), (5, 5761820), (10, 2880910), (20, 1440455), (25, 1152364), (50, 576182), (100, 288091), (103, 279700), (206, 139850), (412, 69925), (515, 55940), (1030, 27970), (2060, 13985), (2575, 11188), (2797, 10300), (5150, 5594)]