40758100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9941}}^1$

素因数の和:9996

約数の個数: 36

約数和(自身を含む): 90611388

約数和(自身を除く): 49853288

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 9941, 19882, 39764, 49705, 99410, 198820, 248525, 407581, 497050, 815162, 994100, 1630324, 2037905, 4075810, 8151620, 10189525, 20379050, 40758100]

約数ペア:

[(1, 40758100), (2, 20379050), (4, 10189525), (5, 8151620), (10, 4075810), (20, 2037905), (25, 1630324), (41, 994100), (50, 815162), (82, 497050), (100, 407581), (164, 248525), (205, 198820), (410, 99410), (820, 49705), (1025, 39764), (2050, 19882), (4100, 9941)]