7131434275

素因数分解:

$5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 10495980000

約数和(自身を除く): 3364545725

約数列:

[1, 5, 7, 25, 35, 49, 89, 149, 175, 245, 439, 445, 623, 745, 1043, 1225, 2195, 2225, 3073, 3115, 3725, 4361, 5215, 7301, 10975, 13261, 15365, 15575, 21511, 21805, 26075, 36505, 39071, 65411, 66305, 76825, 92827, 107555, 109025, 182525, 195355, 273497, 327055, 331525, 457877, 464135, 537775, 649789, 976775, 1367485, 1635275, 1914479, 2289385, 2320675, 3205139, 3248945, 5821579, 6837425, 9572395, 11446925, 16025695, 16244725, 29107895, 40751053, 47861975, 80128475, 145539475, 203755265, 285257371, 1018776325, 1426286855, 7131434275]

約数ペア:

[(1, 7131434275), (5, 1426286855), (7, 1018776325), (25, 285257371), (35, 203755265), (49, 145539475), (89, 80128475), (149, 47861975), (175, 40751053), (245, 29107895), (439, 16244725), (445, 16025695), (623, 11446925), (745, 9572395), (1043, 6837425), (1225, 5821579), (2195, 3248945), (2225, 3205139), (3073, 2320675), (3115, 2289385), (3725, 1914479), (4361, 1635275), (5215, 1367485), (7301, 976775), (10975, 649789), (13261, 537775), (15365, 464135), (15575, 457877), (21511, 331525), (21805, 327055), (26075, 273497), (36505, 195355), (39071, 182525), (65411, 109025), (66305, 107555), (76825, 92827)]