13394173820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1\times {\mathrm{8311}}^1$

素因数の和:9702

約数の個数: 48

約数和(自身を含む): 28613960256

約数和(自身を除く): 15219786436

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1321, 2642, 5284, 6605, 8311, 13210, 16622, 26420, 33244, 41555, 80581, 83110, 161162, 166220, 322324, 402905, 506971, 805810, 1013942, 1611620, 2027884, 2534855, 5069710, 10139420, 10978831, 21957662, 43915324, 54894155, 109788310, 219576620, 669708691, 1339417382, 2678834764, 3348543455, 6697086910, 13394173820]

約数ペア:

[(1, 13394173820), (2, 6697086910), (4, 3348543455), (5, 2678834764), (10, 1339417382), (20, 669708691), (61, 219576620), (122, 109788310), (244, 54894155), (305, 43915324), (610, 21957662), (1220, 10978831), (1321, 10139420), (2642, 5069710), (5284, 2534855), (6605, 2027884), (8311, 1611620), (13210, 1013942), (16622, 805810), (26420, 506971), (33244, 402905), (41555, 322324), (80581, 166220), (83110, 161162)]