89998340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1187}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 201180672

約数和(自身を除く): 111182332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 340, 446, 892, 1115, 1187, 2230, 2374, 3791, 4460, 4748, 5935, 7582, 11870, 15164, 18955, 20179, 23740, 37910, 40358, 75820, 80716, 100895, 201790, 264701, 403580, 529402, 1058804, 1323505, 2647010, 4499917, 5294020, 8999834, 17999668, 22499585, 44999170, 89998340]

約数ペア:

[(1, 89998340), (2, 44999170), (4, 22499585), (5, 17999668), (10, 8999834), (17, 5294020), (20, 4499917), (34, 2647010), (68, 1323505), (85, 1058804), (170, 529402), (223, 403580), (340, 264701), (446, 201790), (892, 100895), (1115, 80716), (1187, 75820), (2230, 40358), (2374, 37910), (3791, 23740), (4460, 20179), (4748, 18955), (5935, 15164), (7582, 11870)]