81614480

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5897}}^1$

素因数の和:6083

約数の個数: 40

約数和(自身を含む): 190882872

約数和(自身を除く): 109268392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5897, 6920, 11794, 13840, 23588, 29485, 47176, 58970, 94352, 117940, 235880, 471760, 1020181, 2040362, 4080724, 5100905, 8161448, 10201810, 16322896, 20403620, 40807240, 81614480]

約数ペア:

[(1, 81614480), (2, 40807240), (4, 20403620), (5, 16322896), (8, 10201810), (10, 8161448), (16, 5100905), (20, 4080724), (40, 2040362), (80, 1020181), (173, 471760), (346, 235880), (692, 117940), (865, 94352), (1384, 58970), (1730, 47176), (2768, 29485), (3460, 23588), (5897, 13840), (6920, 11794)]