170399560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 399168000

約数和(自身を除く): 228768440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 655, 1048, 1049, 1240, 1310, 2098, 2620, 4061, 4196, 5240, 5245, 8122, 8392, 10490, 16244, 20305, 20980, 32488, 32519, 40610, 41960, 65038, 81220, 130076, 137419, 162440, 162595, 260152, 274838, 325190, 549676, 650380, 687095, 1099352, 1300760, 1374190, 2748380, 4259989, 5496760, 8519978, 17039956, 21299945, 34079912, 42599890, 85199780, 170399560]

約数ペア:

[(1, 170399560), (2, 85199780), (4, 42599890), (5, 34079912), (8, 21299945), (10, 17039956), (20, 8519978), (31, 5496760), (40, 4259989), (62, 2748380), (124, 1374190), (131, 1300760), (155, 1099352), (248, 687095), (262, 650380), (310, 549676), (524, 325190), (620, 274838), (655, 260152), (1048, 162595), (1049, 162440), (1240, 137419), (1310, 130076), (2098, 81220), (2620, 65038), (4061, 41960), (4196, 40610), (5240, 32519), (5245, 32488), (8122, 20980), (8392, 20305), (10490, 16244)]