68167760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27487}}^1$

素因数の和:27531

約数の個数: 40

約数和(自身を含む): 163608576

約数和(自身を除く): 95440816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 27487, 54974, 109948, 137435, 219896, 274870, 439792, 549740, 852097, 1099480, 1704194, 2198960, 3408388, 4260485, 6816776, 8520970, 13633552, 17041940, 34083880, 68167760]

約数ペア:

[(1, 68167760), (2, 34083880), (4, 17041940), (5, 13633552), (8, 8520970), (10, 6816776), (16, 4260485), (20, 3408388), (31, 2198960), (40, 1704194), (62, 1099480), (80, 852097), (124, 549740), (155, 439792), (248, 274870), (310, 219896), (496, 137435), (620, 109948), (1240, 54974), (2480, 27487)]