91297820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 203974848

約数和(自身を除く): 112677028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 526, 1021, 1052, 1315, 2042, 2630, 4084, 4471, 5105, 5260, 8942, 10210, 17357, 17884, 20420, 22355, 34714, 44710, 69428, 86785, 89420, 173570, 268523, 347140, 537046, 1074092, 1342615, 2685230, 4564891, 5370460, 9129782, 18259564, 22824455, 45648910, 91297820]

約数ペア:

[(1, 91297820), (2, 45648910), (4, 22824455), (5, 18259564), (10, 9129782), (17, 5370460), (20, 4564891), (34, 2685230), (68, 1342615), (85, 1074092), (170, 537046), (263, 347140), (340, 268523), (526, 173570), (1021, 89420), (1052, 86785), (1315, 69428), (2042, 44710), (2630, 34714), (4084, 22355), (4471, 20420), (5105, 17884), (5260, 17357), (8942, 10210)]