28102750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8647}}^1$

素因数の和:8677

約数の個数: 32

約数和(自身を含む): 56661696

約数和(自身を除く): 28558946

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8647, 17294, 43235, 86470, 112411, 216175, 224822, 432350, 562055, 1080875, 1124110, 2161750, 2810275, 5620550, 14051375, 28102750]

約数ペア:

[(1, 28102750), (2, 14051375), (5, 5620550), (10, 2810275), (13, 2161750), (25, 1124110), (26, 1080875), (50, 562055), (65, 432350), (125, 224822), (130, 216175), (250, 112411), (325, 86470), (650, 43235), (1625, 17294), (3250, 8647)]