90772900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 206314920

約数和(自身を除く): 115542020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 113, 116, 145, 226, 277, 290, 452, 554, 565, 580, 725, 1108, 1130, 1385, 1450, 2260, 2770, 2825, 2900, 3277, 5540, 5650, 6554, 6925, 8033, 11300, 13108, 13850, 16066, 16385, 27700, 31301, 32132, 32770, 40165, 62602, 65540, 80330, 81925, 125204, 156505, 160660, 163850, 200825, 313010, 327700, 401650, 626020, 782525, 803300, 907729, 1565050, 1815458, 3130100, 3630916, 4538645, 9077290, 18154580, 22693225, 45386450, 90772900]

約数ペア:

[(1, 90772900), (2, 45386450), (4, 22693225), (5, 18154580), (10, 9077290), (20, 4538645), (25, 3630916), (29, 3130100), (50, 1815458), (58, 1565050), (100, 907729), (113, 803300), (116, 782525), (145, 626020), (226, 401650), (277, 327700), (290, 313010), (452, 200825), (554, 163850), (565, 160660), (580, 156505), (725, 125204), (1108, 81925), (1130, 80330), (1385, 65540), (1450, 62602), (2260, 40165), (2770, 32770), (2825, 32132), (2900, 31301), (3277, 27700), (5540, 16385), (5650, 16066), (6554, 13850), (6925, 13108), (8033, 11300)]