51559540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{563}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 114649920

約数和(自身を除く): 63090380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 241, 380, 482, 563, 964, 1126, 1205, 2252, 2410, 2815, 4579, 4820, 5630, 9158, 10697, 11260, 18316, 21394, 22895, 42788, 45790, 53485, 91580, 106970, 135683, 213940, 271366, 542732, 678415, 1356830, 2577977, 2713660, 5155954, 10311908, 12889885, 25779770, 51559540]

約数ペア:

[(1, 51559540), (2, 25779770), (4, 12889885), (5, 10311908), (10, 5155954), (19, 2713660), (20, 2577977), (38, 1356830), (76, 678415), (95, 542732), (190, 271366), (241, 213940), (380, 135683), (482, 106970), (563, 91580), (964, 53485), (1126, 45790), (1205, 42788), (2252, 22895), (2410, 21394), (2815, 18316), (4579, 11260), (4820, 10697), (5630, 9158)]