157540016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317621}}^1$

素因数の和:317660

約数の個数: 20

約数和(自身を含む): 315081024

約数和(自身を除く): 157541008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 317621, 635242, 1270484, 2540968, 5081936, 9846251, 19692502, 39385004, 78770008, 157540016]

約数ペア:

[(1, 157540016), (2, 78770008), (4, 39385004), (8, 19692502), (16, 9846251), (31, 5081936), (62, 2540968), (124, 1270484), (248, 635242), (496, 317621)]