72631760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29287}}^1$

素因数の和:29331

約数の個数: 40

約数和(自身を含む): 174322176

約数和(自身を除く): 101690416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29287, 58574, 117148, 146435, 234296, 292870, 468592, 585740, 907897, 1171480, 1815794, 2342960, 3631588, 4539485, 7263176, 9078970, 14526352, 18157940, 36315880, 72631760]

約数ペア:

[(1, 72631760), (2, 36315880), (4, 18157940), (5, 14526352), (8, 9078970), (10, 7263176), (16, 4539485), (20, 3631588), (31, 2342960), (40, 1815794), (62, 1171480), (80, 907897), (124, 585740), (155, 468592), (248, 292870), (310, 234296), (496, 146435), (620, 117148), (1240, 58574), (2480, 29287)]