31799080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 75168000

約数和(自身を除く): 43368920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 290, 316, 347, 395, 580, 632, 694, 790, 1160, 1388, 1580, 1735, 2291, 2776, 3160, 3470, 4582, 6940, 9164, 10063, 11455, 13880, 18328, 20126, 22910, 27413, 40252, 45820, 50315, 54826, 80504, 91640, 100630, 109652, 137065, 201260, 219304, 274130, 402520, 548260, 794977, 1096520, 1589954, 3179908, 3974885, 6359816, 7949770, 15899540, 31799080]

約数ペア:

[(1, 31799080), (2, 15899540), (4, 7949770), (5, 6359816), (8, 3974885), (10, 3179908), (20, 1589954), (29, 1096520), (40, 794977), (58, 548260), (79, 402520), (116, 274130), (145, 219304), (158, 201260), (232, 137065), (290, 109652), (316, 100630), (347, 91640), (395, 80504), (580, 54826), (632, 50315), (694, 45820), (790, 40252), (1160, 27413), (1388, 22910), (1580, 20126), (1735, 18328), (2291, 13880), (2776, 11455), (3160, 10063), (3470, 9164), (4582, 6940)]