156809315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 212889600

約数和(自身を除く): 56080285

約数列:

[1, 5, 13, 31, 59, 65, 155, 295, 403, 767, 1319, 1829, 2015, 3835, 6595, 9145, 17147, 23777, 40889, 77821, 85735, 118885, 204445, 389105, 531557, 1011673, 2412451, 2657785, 5058365, 12062255, 31361863, 156809315]

約数ペア:

[(1, 156809315), (5, 31361863), (13, 12062255), (31, 5058365), (59, 2657785), (65, 2412451), (155, 1011673), (295, 531557), (403, 389105), (767, 204445), (1319, 118885), (1829, 85735), (2015, 77821), (3835, 40889), (6595, 23777), (9145, 17147)]