69319960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13229}}^1$

素因数の和:13371

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 87852440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 13229, 26458, 52916, 66145, 105832, 132290, 264580, 529160, 1732999, 3465998, 6931996, 8664995, 13863992, 17329990, 34659980, 69319960]

約数ペア:

[(1, 69319960), (2, 34659980), (4, 17329990), (5, 13863992), (8, 8664995), (10, 6931996), (20, 3465998), (40, 1732999), (131, 529160), (262, 264580), (524, 132290), (655, 105832), (1048, 66145), (1310, 52916), (2620, 26458), (5240, 13229)]