71098420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2647}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 160151040

約数和(自身を除く): 89052620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2647, 2686, 5294, 5372, 6715, 10588, 13235, 13430, 26470, 26860, 44999, 52940, 89998, 179996, 209113, 224995, 418226, 449990, 836452, 899980, 1045565, 2091130, 3554921, 4182260, 7109842, 14219684, 17774605, 35549210, 71098420]

約数ペア:

[(1, 71098420), (2, 35549210), (4, 17774605), (5, 14219684), (10, 7109842), (17, 4182260), (20, 3554921), (34, 2091130), (68, 1045565), (79, 899980), (85, 836452), (158, 449990), (170, 418226), (316, 224995), (340, 209113), (395, 179996), (790, 89998), (1343, 52940), (1580, 44999), (2647, 26860), (2686, 26470), (5294, 13430), (5372, 13235), (6715, 10588)]