82910680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{859}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 198144000

約数和(自身を除く): 115233320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 859, 1016, 1270, 1718, 2413, 2540, 3436, 4295, 4826, 5080, 6872, 8590, 9652, 12065, 16321, 17180, 19304, 24130, 32642, 34360, 48260, 65284, 81605, 96520, 109093, 130568, 163210, 218186, 326420, 436372, 545465, 652840, 872744, 1090930, 2072767, 2181860, 4145534, 4363720, 8291068, 10363835, 16582136, 20727670, 41455340, 82910680]

約数ペア:

[(1, 82910680), (2, 41455340), (4, 20727670), (5, 16582136), (8, 10363835), (10, 8291068), (19, 4363720), (20, 4145534), (38, 2181860), (40, 2072767), (76, 1090930), (95, 872744), (127, 652840), (152, 545465), (190, 436372), (254, 326420), (380, 218186), (508, 163210), (635, 130568), (760, 109093), (859, 96520), (1016, 81605), (1270, 65284), (1718, 48260), (2413, 34360), (2540, 32642), (3436, 24130), (4295, 19304), (4826, 17180), (5080, 16321), (6872, 12065), (8590, 9652)]