2102750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 4245696

約数和(自身を除く): 2142946

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 647, 650, 1294, 1625, 3235, 3250, 6470, 8411, 16175, 16822, 32350, 42055, 80875, 84110, 161750, 210275, 420550, 1051375, 2102750]

約数ペア:

[(1, 2102750), (2, 1051375), (5, 420550), (10, 210275), (13, 161750), (25, 84110), (26, 80875), (50, 42055), (65, 32350), (125, 16822), (130, 16175), (250, 8411), (325, 6470), (647, 3250), (650, 3235), (1294, 1625)]