1250659880

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 2844192960

約数和(自身を除く): 1593533080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 433, 443, 652, 815, 866, 886, 1304, 1630, 1732, 1772, 2165, 2215, 3260, 3464, 3544, 4330, 4430, 6520, 8660, 8860, 17320, 17720, 70579, 72209, 141158, 144418, 191819, 282316, 288836, 352895, 361045, 383638, 564632, 577672, 705790, 722090, 767276, 959095, 1411580, 1444180, 1534552, 1918190, 2823160, 2888360, 3836380, 7672760, 31266497, 62532994, 125065988, 156332485, 250131976, 312664970, 625329940, 1250659880]

約数ペア:

[(1, 1250659880), (2, 625329940), (4, 312664970), (5, 250131976), (8, 156332485), (10, 125065988), (20, 62532994), (40, 31266497), (163, 7672760), (326, 3836380), (433, 2888360), (443, 2823160), (652, 1918190), (815, 1534552), (866, 1444180), (886, 1411580), (1304, 959095), (1630, 767276), (1732, 722090), (1772, 705790), (2165, 577672), (2215, 564632), (3260, 383638), (3464, 361045), (3544, 352895), (4330, 288836), (4430, 282316), (6520, 191819), (8660, 144418), (8860, 141158), (17320, 72209), (17720, 70579)]