131009104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 286231680

約数和(自身を除く): 155222576

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 41, 46, 76, 82, 92, 152, 164, 184, 304, 328, 368, 437, 457, 656, 779, 874, 914, 943, 1558, 1748, 1828, 1886, 3116, 3496, 3656, 3772, 6232, 6992, 7312, 7544, 8683, 10511, 12464, 15088, 17366, 17917, 18737, 21022, 34732, 35834, 37474, 42044, 69464, 71668, 74948, 84088, 138928, 143336, 149896, 168176, 199709, 286672, 299792, 356003, 399418, 430951, 712006, 798836, 861902, 1424012, 1597672, 1723804, 2848024, 3195344, 3447608, 5696048, 6895216, 8188069, 16376138, 32752276, 65504552, 131009104]

約数ペア:

[(1, 131009104), (2, 65504552), (4, 32752276), (8, 16376138), (16, 8188069), (19, 6895216), (23, 5696048), (38, 3447608), (41, 3195344), (46, 2848024), (76, 1723804), (82, 1597672), (92, 1424012), (152, 861902), (164, 798836), (184, 712006), (304, 430951), (328, 399418), (368, 356003), (437, 299792), (457, 286672), (656, 199709), (779, 168176), (874, 149896), (914, 143336), (943, 138928), (1558, 84088), (1748, 74948), (1828, 71668), (1886, 69464), (3116, 42044), (3496, 37474), (3656, 35834), (3772, 34732), (6232, 21022), (6992, 18737), (7312, 17917), (7544, 17366), (8683, 15088), (10511, 12464)]