100777240

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{7219}}^1$

素因数の和:7579

約数の個数: 32

約数和(自身を含む): 227430000

約数和(自身を除く): 126652760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6980, 7219, 13960, 14438, 28876, 36095, 57752, 72190, 144380, 288760, 2519431, 5038862, 10077724, 12597155, 20155448, 25194310, 50388620, 100777240]

約数ペア:

[(1, 100777240), (2, 50388620), (4, 25194310), (5, 20155448), (8, 12597155), (10, 10077724), (20, 5038862), (40, 2519431), (349, 288760), (698, 144380), (1396, 72190), (1745, 57752), (2792, 36095), (3490, 28876), (6980, 14438), (7219, 13960)]