72771880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58687}}^1$

素因数の和:58729

約数の個数: 32

約数和(自身を含む): 169021440

約数和(自身を除く): 96249560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 58687, 117374, 234748, 293435, 469496, 586870, 1173740, 1819297, 2347480, 3638594, 7277188, 9096485, 14554376, 18192970, 36385940, 72771880]

約数ペア:

[(1, 72771880), (2, 36385940), (4, 18192970), (5, 14554376), (8, 9096485), (10, 7277188), (20, 3638594), (31, 2347480), (40, 1819297), (62, 1173740), (124, 586870), (155, 469496), (248, 293435), (310, 234748), (620, 117374), (1240, 58687)]