547998620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{51407}}^1$

素因数の和:51470

約数の個数: 48

約数和(自身を含む): 1269571968

約数和(自身を除く): 721573348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 51407, 102814, 205628, 257035, 514070, 668291, 1028140, 1336582, 2107687, 2673164, 3341455, 4215374, 6682910, 8430748, 10538435, 13365820, 21076870, 27399931, 42153740, 54799862, 109599724, 136999655, 273999310, 547998620]

約数ペア:

[(1, 547998620), (2, 273999310), (4, 136999655), (5, 109599724), (10, 54799862), (13, 42153740), (20, 27399931), (26, 21076870), (41, 13365820), (52, 10538435), (65, 8430748), (82, 6682910), (130, 4215374), (164, 3341455), (205, 2673164), (260, 2107687), (410, 1336582), (533, 1028140), (820, 668291), (1066, 514070), (2132, 257035), (2665, 205628), (5330, 102814), (10660, 51407)]