78000860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 195084288

約数和(自身を除く): 117083428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 107, 127, 140, 164, 205, 214, 254, 287, 410, 428, 508, 535, 574, 635, 749, 820, 889, 1070, 1148, 1270, 1435, 1498, 1778, 2140, 2540, 2870, 2996, 3556, 3745, 4387, 4445, 5207, 5740, 7490, 8774, 8890, 10414, 13589, 14980, 17548, 17780, 20828, 21935, 26035, 27178, 30709, 36449, 43870, 52070, 54356, 61418, 67945, 72898, 87740, 95123, 104140, 122836, 135890, 145796, 153545, 182245, 190246, 271780, 307090, 364490, 380492, 475615, 557149, 614180, 728980, 951230, 1114298, 1902460, 2228596, 2785745, 3900043, 5571490, 7800086, 11142980, 15600172, 19500215, 39000430, 78000860]

約数ペア:

[(1, 78000860), (2, 39000430), (4, 19500215), (5, 15600172), (7, 11142980), (10, 7800086), (14, 5571490), (20, 3900043), (28, 2785745), (35, 2228596), (41, 1902460), (70, 1114298), (82, 951230), (107, 728980), (127, 614180), (140, 557149), (164, 475615), (205, 380492), (214, 364490), (254, 307090), (287, 271780), (410, 190246), (428, 182245), (508, 153545), (535, 145796), (574, 135890), (635, 122836), (749, 104140), (820, 95123), (889, 87740), (1070, 72898), (1148, 67945), (1270, 61418), (1435, 54356), (1498, 52070), (1778, 43870), (2140, 36449), (2540, 30709), (2870, 27178), (2996, 26035), (3556, 21935), (3745, 20828), (4387, 17780), (4445, 17548), (5207, 14980), (5740, 13589), (7490, 10414), (8774, 8890)]