77666560

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 190141056

約数和(自身を除く): 112474496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1291, 1504, 1880, 2582, 3008, 3760, 5164, 6016, 6455, 7520, 10328, 12032, 12910, 15040, 20656, 25820, 30080, 41312, 51640, 60160, 60677, 82624, 103280, 121354, 165248, 206560, 242708, 303385, 330496, 413120, 485416, 606770, 826240, 970832, 1213540, 1652480, 1941664, 2427080, 3883328, 4854160, 7766656, 9708320, 15533312, 19416640, 38833280, 77666560]

約数ペア:

[(1, 77666560), (2, 38833280), (4, 19416640), (5, 15533312), (8, 9708320), (10, 7766656), (16, 4854160), (20, 3883328), (32, 2427080), (40, 1941664), (47, 1652480), (64, 1213540), (80, 970832), (94, 826240), (128, 606770), (160, 485416), (188, 413120), (235, 330496), (256, 303385), (320, 242708), (376, 206560), (470, 165248), (640, 121354), (752, 103280), (940, 82624), (1280, 60677), (1291, 60160), (1504, 51640), (1880, 41312), (2582, 30080), (3008, 25820), (3760, 20656), (5164, 15040), (6016, 12910), (6455, 12032), (7520, 10328)]