73656280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30187}}^1$

素因数の和:30259

約数の個数: 32

約数和(自身を含む): 168449040

約数和(自身を除く): 94792760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 30187, 60374, 120748, 150935, 241496, 301870, 603740, 1207480, 1841407, 3682814, 7365628, 9207035, 14731256, 18414070, 36828140, 73656280]

約数ペア:

[(1, 73656280), (2, 36828140), (4, 18414070), (5, 14731256), (8, 9207035), (10, 7365628), (20, 3682814), (40, 1841407), (61, 1207480), (122, 603740), (244, 301870), (305, 241496), (488, 150935), (610, 120748), (1220, 60374), (2440, 30187)]