31004480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 112

約数和(自身を含む): 82570320

約数和(自身を除く): 51565840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 130, 145, 160, 208, 232, 257, 260, 290, 320, 377, 416, 464, 514, 520, 580, 754, 832, 928, 1028, 1040, 1160, 1285, 1508, 1856, 1885, 2056, 2080, 2320, 2570, 3016, 3341, 3770, 4112, 4160, 4640, 5140, 6032, 6682, 7453, 7540, 8224, 9280, 10280, 12064, 13364, 14906, 15080, 16448, 16705, 20560, 24128, 26728, 29812, 30160, 33410, 37265, 41120, 53456, 59624, 60320, 66820, 74530, 82240, 96889, 106912, 119248, 120640, 133640, 149060, 193778, 213824, 238496, 267280, 298120, 387556, 476992, 484445, 534560, 596240, 775112, 968890, 1069120, 1192480, 1550224, 1937780, 2384960, 3100448, 3875560, 6200896, 7751120, 15502240, 31004480]

約数ペア:

[(1, 31004480), (2, 15502240), (4, 7751120), (5, 6200896), (8, 3875560), (10, 3100448), (13, 2384960), (16, 1937780), (20, 1550224), (26, 1192480), (29, 1069120), (32, 968890), (40, 775112), (52, 596240), (58, 534560), (64, 484445), (65, 476992), (80, 387556), (104, 298120), (116, 267280), (130, 238496), (145, 213824), (160, 193778), (208, 149060), (232, 133640), (257, 120640), (260, 119248), (290, 106912), (320, 96889), (377, 82240), (416, 74530), (464, 66820), (514, 60320), (520, 59624), (580, 53456), (754, 41120), (832, 37265), (928, 33410), (1028, 30160), (1040, 29812), (1160, 26728), (1285, 24128), (1508, 20560), (1856, 16705), (1885, 16448), (2056, 15080), (2080, 14906), (2320, 13364), (2570, 12064), (3016, 10280), (3341, 9280), (3770, 8224), (4112, 7540), (4160, 7453), (4640, 6682), (5140, 6032)]