70919960

素因数分解:

$2^3\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{1367}}^1$

素因数の和:2675

約数の個数: 32

約数和(自身を含む): 159809760

約数和(自身を除く): 88889800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297, 1367, 2594, 2734, 5188, 5468, 6485, 6835, 10376, 10936, 12970, 13670, 25940, 27340, 51880, 54680, 1772999, 3545998, 7091996, 8864995, 14183992, 17729990, 35459980, 70919960]

約数ペア:

[(1, 70919960), (2, 35459980), (4, 17729990), (5, 14183992), (8, 8864995), (10, 7091996), (20, 3545998), (40, 1772999), (1297, 54680), (1367, 51880), (2594, 27340), (2734, 25940), (5188, 13670), (5468, 12970), (6485, 10936), (6835, 10376)]