80816704

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:363

約数の個数: 56

約数和(自身を含む): 165291008

約数和(自身を除く): 84474304

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 163, 244, 254, 326, 488, 508, 652, 976, 1016, 1304, 1952, 2032, 2608, 3904, 4064, 5216, 7747, 8128, 9943, 10432, 15494, 19886, 20701, 30988, 39772, 41402, 61976, 79544, 82804, 123952, 159088, 165608, 247904, 318176, 331216, 495808, 636352, 662432, 1262761, 1324864, 2525522, 5051044, 10102088, 20204176, 40408352, 80816704]

約数ペア:

[(1, 80816704), (2, 40408352), (4, 20204176), (8, 10102088), (16, 5051044), (32, 2525522), (61, 1324864), (64, 1262761), (122, 662432), (127, 636352), (163, 495808), (244, 331216), (254, 318176), (326, 247904), (488, 165608), (508, 159088), (652, 123952), (976, 82804), (1016, 79544), (1304, 61976), (1952, 41402), (2032, 39772), (2608, 30988), (3904, 20701), (4064, 19886), (5216, 15494), (7747, 10432), (8128, 9943)]