71598020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{719}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 162570240

約数和(自身を除く): 90972220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 383, 719, 766, 1438, 1532, 1915, 2876, 3595, 3830, 4979, 7190, 7660, 9347, 9958, 14380, 18694, 19916, 24895, 37388, 46735, 49790, 93470, 99580, 186940, 275377, 550754, 1101508, 1376885, 2753770, 3579901, 5507540, 7159802, 14319604, 17899505, 35799010, 71598020]

約数ペア:

[(1, 71598020), (2, 35799010), (4, 17899505), (5, 14319604), (10, 7159802), (13, 5507540), (20, 3579901), (26, 2753770), (52, 1376885), (65, 1101508), (130, 550754), (260, 275377), (383, 186940), (719, 99580), (766, 93470), (1438, 49790), (1532, 46735), (1915, 37388), (2876, 24895), (3595, 19916), (3830, 18694), (4979, 14380), (7190, 9958), (7660, 9347)]