72177820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25237}}^1$

素因数の和:25270

約数の個数: 48

約数和(自身を含む): 178079328

約数和(自身を除く): 105901508

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 25237, 50474, 100948, 126185, 252370, 277607, 328081, 504740, 555214, 656162, 1110428, 1312324, 1388035, 1640405, 2776070, 3280810, 3608891, 5552140, 6561620, 7217782, 14435564, 18044455, 36088910, 72177820]

約数ペア:

[(1, 72177820), (2, 36088910), (4, 18044455), (5, 14435564), (10, 7217782), (11, 6561620), (13, 5552140), (20, 3608891), (22, 3280810), (26, 2776070), (44, 1640405), (52, 1388035), (55, 1312324), (65, 1110428), (110, 656162), (130, 555214), (143, 504740), (220, 328081), (260, 277607), (286, 252370), (572, 126185), (715, 100948), (1430, 50474), (2860, 25237)]