80807670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{977}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 210543840

約数和(自身を除く): 129736170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 919, 977, 1838, 1954, 2757, 2931, 4595, 4885, 5514, 5862, 8271, 8793, 9190, 9770, 13785, 14655, 16542, 17586, 27570, 29310, 41355, 43965, 82710, 87930, 897863, 1795726, 2693589, 4489315, 5387178, 8080767, 8978630, 13467945, 16161534, 26935890, 40403835, 80807670]

約数ペア:

[(1, 80807670), (2, 40403835), (3, 26935890), (5, 16161534), (6, 13467945), (9, 8978630), (10, 8080767), (15, 5387178), (18, 4489315), (30, 2693589), (45, 1795726), (90, 897863), (919, 87930), (977, 82710), (1838, 43965), (1954, 41355), (2757, 29310), (2931, 27570), (4595, 17586), (4885, 16542), (5514, 14655), (5862, 13785), (8271, 9770), (8793, 9190)]