110999740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 238049280

約数和(自身を除く): 127049540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 163, 316, 326, 395, 431, 652, 790, 815, 862, 1580, 1630, 1724, 2155, 3260, 4310, 8620, 12877, 25754, 34049, 51508, 64385, 68098, 70253, 128770, 136196, 140506, 170245, 257540, 281012, 340490, 351265, 680980, 702530, 1405060, 5549987, 11099974, 22199948, 27749935, 55499870, 110999740]

約数ペア:

[(1, 110999740), (2, 55499870), (4, 27749935), (5, 22199948), (10, 11099974), (20, 5549987), (79, 1405060), (158, 702530), (163, 680980), (316, 351265), (326, 340490), (395, 281012), (431, 257540), (652, 170245), (790, 140506), (815, 136196), (862, 128770), (1580, 70253), (1630, 68098), (1724, 64385), (2155, 51508), (3260, 34049), (4310, 25754), (8620, 12877)]