66679120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 164520720

約数和(自身を除く): 97841600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 701, 820, 1160, 1189, 1402, 1640, 2320, 2378, 2804, 3280, 3505, 4756, 5608, 5945, 7010, 9512, 11216, 11890, 14020, 19024, 20329, 23780, 28040, 28741, 40658, 47560, 56080, 57482, 81316, 95120, 101645, 114964, 143705, 162632, 203290, 229928, 287410, 325264, 406580, 459856, 574820, 813160, 833489, 1149640, 1626320, 1666978, 2299280, 3333956, 4167445, 6667912, 8334890, 13335824, 16669780, 33339560, 66679120]

約数ペア:

[(1, 66679120), (2, 33339560), (4, 16669780), (5, 13335824), (8, 8334890), (10, 6667912), (16, 4167445), (20, 3333956), (29, 2299280), (40, 1666978), (41, 1626320), (58, 1149640), (80, 833489), (82, 813160), (116, 574820), (145, 459856), (164, 406580), (205, 325264), (232, 287410), (290, 229928), (328, 203290), (410, 162632), (464, 143705), (580, 114964), (656, 101645), (701, 95120), (820, 81316), (1160, 57482), (1189, 56080), (1402, 47560), (1640, 40658), (2320, 28741), (2378, 28040), (2804, 23780), (3280, 20329), (3505, 19024), (4756, 14020), (5608, 11890), (5945, 11216), (7010, 9512)]