68186480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10789}}^1$

素因数の和:10881

約数の個数: 40

約数和(自身を含む): 160555200

約数和(自身を除く): 92368720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 10789, 21578, 43156, 53945, 86312, 107890, 172624, 215780, 431560, 852331, 863120, 1704662, 3409324, 4261655, 6818648, 8523310, 13637296, 17046620, 34093240, 68186480]

約数ペア:

[(1, 68186480), (2, 34093240), (4, 17046620), (5, 13637296), (8, 8523310), (10, 6818648), (16, 4261655), (20, 3409324), (40, 1704662), (79, 863120), (80, 852331), (158, 431560), (316, 215780), (395, 172624), (632, 107890), (790, 86312), (1264, 53945), (1580, 43156), (3160, 21578), (6320, 10789)]