798984080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{322171}}^1$

素因数の和:322215

約数の個数: 40

約数和(自身を含む): 1917567744

約数和(自身を除く): 1118583664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 322171, 644342, 1288684, 1610855, 2577368, 3221710, 5154736, 6443420, 9987301, 12886840, 19974602, 25773680, 39949204, 49936505, 79898408, 99873010, 159796816, 199746020, 399492040, 798984080]

約数ペア:

[(1, 798984080), (2, 399492040), (4, 199746020), (5, 159796816), (8, 99873010), (10, 79898408), (16, 49936505), (20, 39949204), (31, 25773680), (40, 19974602), (62, 12886840), (80, 9987301), (124, 6443420), (155, 5154736), (248, 3221710), (310, 2577368), (496, 1610855), (620, 1288684), (1240, 644342), (2480, 322171)]