79987796

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 175432320

約数和(自身を除く): 95444524

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 49, 76, 94, 98, 133, 188, 196, 266, 329, 457, 532, 658, 893, 914, 931, 1316, 1786, 1828, 1862, 2303, 3199, 3572, 3724, 4606, 6251, 6398, 8683, 9212, 12502, 12796, 17366, 21479, 22393, 25004, 34732, 42958, 43757, 44786, 60781, 85916, 87514, 89572, 121562, 150353, 175028, 243124, 300706, 408101, 425467, 601412, 816202, 850934, 1052471, 1632404, 1701868, 2104942, 2856707, 4209884, 5713414, 11426828, 19996949, 39993898, 79987796]

約数ペア:

[(1, 79987796), (2, 39993898), (4, 19996949), (7, 11426828), (14, 5713414), (19, 4209884), (28, 2856707), (38, 2104942), (47, 1701868), (49, 1632404), (76, 1052471), (94, 850934), (98, 816202), (133, 601412), (188, 425467), (196, 408101), (266, 300706), (329, 243124), (457, 175028), (532, 150353), (658, 121562), (893, 89572), (914, 87514), (931, 85916), (1316, 60781), (1786, 44786), (1828, 43757), (1862, 42958), (2303, 34732), (3199, 25004), (3572, 22393), (3724, 21479), (4606, 17366), (6251, 12796), (6398, 12502), (8683, 9212)]