158199640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{136379}}^1$

素因数の和:136419

約数の個数: 32

約数和(自身を含む): 368226000

約数和(自身を除く): 210026360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 136379, 272758, 545516, 681895, 1091032, 1363790, 2727580, 3954991, 5455160, 7909982, 15819964, 19774955, 31639928, 39549910, 79099820, 158199640]

約数ペア:

[(1, 158199640), (2, 79099820), (4, 39549910), (5, 31639928), (8, 19774955), (10, 15819964), (20, 7909982), (29, 5455160), (40, 3954991), (58, 2727580), (116, 1363790), (145, 1091032), (232, 681895), (290, 545516), (580, 272758), (1160, 136379)]