40291877008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81233623}}^1$

素因数の和:81233662

約数の個数: 20

約数和(自身を含む): 80583755008

約数和(自身を除く): 40291878000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81233623, 162467246, 324934492, 649868984, 1299737968, 2518242313, 5036484626, 10072969252, 20145938504, 40291877008]

約数ペア:

[(1, 40291877008), (2, 20145938504), (4, 10072969252), (8, 5036484626), (16, 2518242313), (31, 1299737968), (62, 649868984), (124, 324934492), (248, 162467246), (496, 81233623)]