78536900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{60413}}^1$

素因数の和:60440

約数の個数: 36

約数和(自身を含む): 183537732

約数和(自身を除く): 105000832

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 60413, 120826, 241652, 302065, 604130, 785369, 1208260, 1510325, 1570738, 3020650, 3141476, 3926845, 6041300, 7853690, 15707380, 19634225, 39268450, 78536900]

約数ペア:

[(1, 78536900), (2, 39268450), (4, 19634225), (5, 15707380), (10, 7853690), (13, 6041300), (20, 3926845), (25, 3141476), (26, 3020650), (50, 1570738), (52, 1510325), (65, 1208260), (100, 785369), (130, 604130), (260, 302065), (325, 241652), (650, 120826), (1300, 60413)]