353171260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79903}}^1$

素因数の和:79942

約数の個数: 48

約数和(自身を含む): 845703936

約数和(自身を除く): 492532676

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 79903, 159806, 319612, 399515, 799030, 1038739, 1358351, 1598060, 2077478, 2716702, 4154956, 5193695, 5433404, 6791755, 10387390, 13583510, 17658563, 20774780, 27167020, 35317126, 70634252, 88292815, 176585630, 353171260]

約数ペア:

[(1, 353171260), (2, 176585630), (4, 88292815), (5, 70634252), (10, 35317126), (13, 27167020), (17, 20774780), (20, 17658563), (26, 13583510), (34, 10387390), (52, 6791755), (65, 5433404), (68, 5193695), (85, 4154956), (130, 2716702), (170, 2077478), (221, 1598060), (260, 1358351), (340, 1038739), (442, 799030), (884, 399515), (1105, 319612), (2210, 159806), (4420, 79903)]