39688090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{769}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 77227920

約数和(自身を除く): 37539830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397, 769, 794, 1538, 1985, 3845, 3970, 5161, 7690, 9997, 10322, 19994, 25805, 49985, 51610, 99970, 305293, 610586, 1526465, 3052930, 3968809, 7937618, 19844045, 39688090]

約数ペア:

[(1, 39688090), (2, 19844045), (5, 7937618), (10, 3968809), (13, 3052930), (26, 1526465), (65, 610586), (130, 305293), (397, 99970), (769, 51610), (794, 49985), (1538, 25805), (1985, 19994), (3845, 10322), (3970, 9997), (5161, 7690)]