81069770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 163192968

約数和(自身を除く): 82123198

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 361, 646, 722, 1321, 1615, 1805, 2642, 3230, 3610, 6137, 6605, 12274, 13210, 22457, 25099, 30685, 44914, 50198, 61370, 112285, 125495, 224570, 250990, 426683, 476881, 853366, 953762, 2133415, 2384405, 4266830, 4768810, 8106977, 16213954, 40534885, 81069770]

約数ペア:

[(1, 81069770), (2, 40534885), (5, 16213954), (10, 8106977), (17, 4768810), (19, 4266830), (34, 2384405), (38, 2133415), (85, 953762), (95, 853366), (170, 476881), (190, 426683), (323, 250990), (361, 224570), (646, 125495), (722, 112285), (1321, 61370), (1615, 50198), (1805, 44914), (2642, 30685), (3230, 25099), (3610, 22457), (6137, 13210), (6605, 12274)]