87645100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 202139840

約数和(自身を除く): 114494740

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 190, 283, 326, 380, 475, 566, 652, 815, 950, 1132, 1415, 1630, 1900, 2830, 3097, 3260, 4075, 5377, 5660, 6194, 7075, 8150, 10754, 12388, 14150, 15485, 16300, 21508, 26885, 28300, 30970, 46129, 53770, 61940, 77425, 92258, 107540, 134425, 154850, 184516, 230645, 268850, 309700, 461290, 537700, 876451, 922580, 1153225, 1752902, 2306450, 3505804, 4382255, 4612900, 8764510, 17529020, 21911275, 43822550, 87645100]

約数ペア:

[(1, 87645100), (2, 43822550), (4, 21911275), (5, 17529020), (10, 8764510), (19, 4612900), (20, 4382255), (25, 3505804), (38, 2306450), (50, 1752902), (76, 1153225), (95, 922580), (100, 876451), (163, 537700), (190, 461290), (283, 309700), (326, 268850), (380, 230645), (475, 184516), (566, 154850), (652, 134425), (815, 107540), (950, 92258), (1132, 77425), (1415, 61940), (1630, 53770), (1900, 46129), (2830, 30970), (3097, 28300), (3260, 26885), (4075, 21508), (5377, 16300), (5660, 15485), (6194, 14150), (7075, 12388), (8150, 10754)]