161774930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{1093}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 315111384

約数和(自身を除く): 153336454

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 361, 410, 722, 779, 1093, 1558, 1805, 2186, 3610, 3895, 5465, 7790, 10930, 14801, 20767, 29602, 41534, 44813, 74005, 89626, 103835, 148010, 207670, 224065, 394573, 448130, 789146, 851447, 1702894, 1972865, 3945730, 4257235, 8514470, 16177493, 32354986, 80887465, 161774930]

約数ペア:

[(1, 161774930), (2, 80887465), (5, 32354986), (10, 16177493), (19, 8514470), (38, 4257235), (41, 3945730), (82, 1972865), (95, 1702894), (190, 851447), (205, 789146), (361, 448130), (410, 394573), (722, 224065), (779, 207670), (1093, 148010), (1558, 103835), (1805, 89626), (2186, 74005), (3610, 44813), (3895, 41534), (5465, 29602), (7790, 20767), (10930, 14801)]