858408850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{1657}}^1$

素因数の和:2479

約数の個数: 48

約数和(自身を含む): 1722655368

約数和(自身を除く): 864246518

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 797, 1594, 1657, 3314, 3985, 7970, 8285, 10361, 16570, 19925, 20722, 21541, 39850, 41425, 43082, 51805, 82850, 103610, 107705, 215410, 259025, 518050, 538525, 1077050, 1320629, 2641258, 6603145, 13206290, 17168177, 33015725, 34336354, 66031450, 85840885, 171681770, 429204425, 858408850]

約数ペア:

[(1, 858408850), (2, 429204425), (5, 171681770), (10, 85840885), (13, 66031450), (25, 34336354), (26, 33015725), (50, 17168177), (65, 13206290), (130, 6603145), (325, 2641258), (650, 1320629), (797, 1077050), (1594, 538525), (1657, 518050), (3314, 259025), (3985, 215410), (7970, 107705), (8285, 103610), (10361, 82850), (16570, 51805), (19925, 43082), (20722, 41425), (21541, 39850)]