78676948

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 173453280

約数和(自身を除く): 94776332

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 49, 74, 76, 98, 133, 148, 196, 259, 266, 518, 532, 571, 703, 931, 1036, 1142, 1406, 1813, 1862, 2284, 2812, 3626, 3724, 3997, 4921, 7252, 7994, 9842, 10849, 15988, 19684, 21127, 21698, 27979, 34447, 42254, 43396, 55958, 68894, 75943, 84508, 111916, 137788, 147889, 151886, 295778, 303772, 401413, 531601, 591556, 802826, 1035223, 1063202, 1605652, 2070446, 2126404, 2809891, 4140892, 5619782, 11239564, 19669237, 39338474, 78676948]

約数ペア:

[(1, 78676948), (2, 39338474), (4, 19669237), (7, 11239564), (14, 5619782), (19, 4140892), (28, 2809891), (37, 2126404), (38, 2070446), (49, 1605652), (74, 1063202), (76, 1035223), (98, 802826), (133, 591556), (148, 531601), (196, 401413), (259, 303772), (266, 295778), (518, 151886), (532, 147889), (571, 137788), (703, 111916), (931, 84508), (1036, 75943), (1142, 68894), (1406, 55958), (1813, 43396), (1862, 42254), (2284, 34447), (2812, 27979), (3626, 21698), (3724, 21127), (3997, 19684), (4921, 15988), (7252, 10849), (7994, 9842)]