90791390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2711}}^1$

素因数の和:2932

約数の個数: 32

約数和(自身を含む): 173980224

約数和(自身を除く): 83188834

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 985, 1970, 2711, 3349, 5422, 6698, 13555, 16745, 27110, 33490, 46087, 92174, 230435, 460870, 534067, 1068134, 2670335, 5340670, 9079139, 18158278, 45395695, 90791390]

約数ペア:

[(1, 90791390), (2, 45395695), (5, 18158278), (10, 9079139), (17, 5340670), (34, 2670335), (85, 1068134), (170, 534067), (197, 460870), (394, 230435), (985, 92174), (1970, 46087), (2711, 33490), (3349, 27110), (5422, 16745), (6698, 13555)]