7751120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 20154960

約数和(自身を除く): 12403840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 257, 260, 290, 377, 464, 514, 520, 580, 754, 1028, 1040, 1160, 1285, 1508, 1885, 2056, 2320, 2570, 3016, 3341, 3770, 4112, 5140, 6032, 6682, 7453, 7540, 10280, 13364, 14906, 15080, 16705, 20560, 26728, 29812, 30160, 33410, 37265, 53456, 59624, 66820, 74530, 96889, 119248, 133640, 149060, 193778, 267280, 298120, 387556, 484445, 596240, 775112, 968890, 1550224, 1937780, 3875560, 7751120]

約数ペア:

[(1, 7751120), (2, 3875560), (4, 1937780), (5, 1550224), (8, 968890), (10, 775112), (13, 596240), (16, 484445), (20, 387556), (26, 298120), (29, 267280), (40, 193778), (52, 149060), (58, 133640), (65, 119248), (80, 96889), (104, 74530), (116, 66820), (130, 59624), (145, 53456), (208, 37265), (232, 33410), (257, 30160), (260, 29812), (290, 26728), (377, 20560), (464, 16705), (514, 15080), (520, 14906), (580, 13364), (754, 10280), (1028, 7540), (1040, 7453), (1160, 6682), (1285, 6032), (1508, 5140), (1885, 4112), (2056, 3770), (2320, 3341), (2570, 3016)]