9990656

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 80

約数和(自身を含む): 22915200

約数和(自身を除く): 12924544

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 79, 104, 128, 152, 158, 208, 247, 256, 304, 316, 416, 494, 512, 608, 632, 832, 988, 1027, 1216, 1264, 1501, 1664, 1976, 2054, 2432, 2528, 3002, 3328, 3952, 4108, 4864, 5056, 6004, 6656, 7904, 8216, 9728, 10112, 12008, 15808, 16432, 19513, 20224, 24016, 31616, 32864, 39026, 40448, 48032, 63232, 65728, 78052, 96064, 126464, 131456, 156104, 192128, 262912, 312208, 384256, 525824, 624416, 768512, 1248832, 2497664, 4995328, 9990656]

約数ペア:

[(1, 9990656), (2, 4995328), (4, 2497664), (8, 1248832), (13, 768512), (16, 624416), (19, 525824), (26, 384256), (32, 312208), (38, 262912), (52, 192128), (64, 156104), (76, 131456), (79, 126464), (104, 96064), (128, 78052), (152, 65728), (158, 63232), (208, 48032), (247, 40448), (256, 39026), (304, 32864), (316, 31616), (416, 24016), (494, 20224), (512, 19513), (608, 16432), (632, 15808), (832, 12008), (988, 10112), (1027, 9728), (1216, 8216), (1264, 7904), (1501, 6656), (1664, 6004), (1976, 5056), (2054, 4864), (2432, 4108), (2528, 3952), (3002, 3328)]