219020750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67391}}^1$

素因数の和:67421

約数の個数: 32

約数和(自身を含む): 441552384

約数和(自身を除く): 222531634

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 67391, 134782, 336955, 673910, 876083, 1684775, 1752166, 3369550, 4380415, 8423875, 8760830, 16847750, 21902075, 43804150, 109510375, 219020750]

約数ペア:

[(1, 219020750), (2, 109510375), (5, 43804150), (10, 21902075), (13, 16847750), (25, 8760830), (26, 8423875), (50, 4380415), (65, 3369550), (125, 1752166), (130, 1684775), (250, 876083), (325, 673910), (650, 336955), (1625, 134782), (3250, 67391)]