68784496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{390821}}^1$

素因数の和:390840

約数の個数: 20

約数和(自身を含む): 145385784

約数和(自身を除く): 76601288

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 390821, 781642, 1563284, 3126568, 4299031, 6253136, 8598062, 17196124, 34392248, 68784496]

約数ペア:

[(1, 68784496), (2, 34392248), (4, 17196124), (8, 8598062), (11, 6253136), (16, 4299031), (22, 3126568), (44, 1563284), (88, 781642), (176, 390821)]