28305494750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8709383}}^1$

素因数の和:8709413

約数の個数: 32

約数和(自身を含む): 57063883968

約数和(自身を除く): 28758389218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8709383, 17418766, 43546915, 87093830, 113221979, 217734575, 226443958, 435469150, 566109895, 1088672875, 1132219790, 2177345750, 2830549475, 5661098950, 14152747375, 28305494750]

約数ペア:

[(1, 28305494750), (2, 14152747375), (5, 5661098950), (10, 2830549475), (13, 2177345750), (25, 1132219790), (26, 1088672875), (50, 566109895), (65, 435469150), (125, 226443958), (130, 217734575), (250, 113221979), (325, 87093830), (650, 43546915), (1625, 17418766), (3250, 8709383)]