100392680

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3797}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 226284840

約数和(自身を除く): 125892160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 3797, 5288, 6610, 7594, 13220, 15188, 18985, 26440, 30376, 37970, 75940, 151880, 2509817, 5019634, 10039268, 12549085, 20078536, 25098170, 50196340, 100392680]

約数ペア:

[(1, 100392680), (2, 50196340), (4, 25098170), (5, 20078536), (8, 12549085), (10, 10039268), (20, 5019634), (40, 2509817), (661, 151880), (1322, 75940), (2644, 37970), (3305, 30376), (3797, 26440), (5288, 18985), (6610, 15188), (7594, 13220)]