97825640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 241436160

約数和(自身を除く): 143610520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 223, 440, 446, 892, 997, 1115, 1784, 1994, 2230, 2453, 3988, 4460, 4906, 4985, 7976, 8920, 9812, 9970, 10967, 12265, 19624, 19940, 21934, 24530, 39880, 43868, 49060, 54835, 87736, 98120, 109670, 219340, 222331, 438680, 444662, 889324, 1111655, 1778648, 2223310, 2445641, 4446620, 4891282, 8893240, 9782564, 12228205, 19565128, 24456410, 48912820, 97825640]

約数ペア:

[(1, 97825640), (2, 48912820), (4, 24456410), (5, 19565128), (8, 12228205), (10, 9782564), (11, 8893240), (20, 4891282), (22, 4446620), (40, 2445641), (44, 2223310), (55, 1778648), (88, 1111655), (110, 889324), (220, 444662), (223, 438680), (440, 222331), (446, 219340), (892, 109670), (997, 98120), (1115, 87736), (1784, 54835), (1994, 49060), (2230, 43868), (2453, 39880), (3988, 24530), (4460, 21934), (4906, 19940), (4985, 19624), (7976, 12265), (8920, 10967), (9812, 9970)]