48439040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 129802176

約数和(自身を除く): 81363136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 71, 80, 82, 104, 128, 130, 142, 160, 164, 205, 208, 256, 260, 284, 320, 328, 355, 410, 416, 520, 533, 568, 640, 656, 710, 820, 832, 923, 1040, 1066, 1136, 1280, 1312, 1420, 1640, 1664, 1846, 2080, 2132, 2272, 2624, 2665, 2840, 2911, 3280, 3328, 3692, 4160, 4264, 4544, 4615, 5248, 5330, 5680, 5822, 6560, 7384, 8320, 8528, 9088, 9230, 10496, 10660, 11360, 11644, 13120, 14555, 14768, 16640, 17056, 18176, 18460, 21320, 22720, 23288, 26240, 29110, 29536, 34112, 36920, 37843, 42640, 45440, 46576, 52480, 58220, 59072, 68224, 73840, 75686, 85280, 90880, 93152, 116440, 118144, 136448, 147680, 151372, 170560, 186304, 189215, 232880, 236288, 295360, 302744, 341120, 372608, 378430, 465760, 590720, 605488, 682240, 745216, 756860, 931520, 1181440, 1210976, 1513720, 1863040, 2421952, 3027440, 3726080, 4843904, 6054880, 9687808, 12109760, 24219520, 48439040]

約数ペア:

[(1, 48439040), (2, 24219520), (4, 12109760), (5, 9687808), (8, 6054880), (10, 4843904), (13, 3726080), (16, 3027440), (20, 2421952), (26, 1863040), (32, 1513720), (40, 1210976), (41, 1181440), (52, 931520), (64, 756860), (65, 745216), (71, 682240), (80, 605488), (82, 590720), (104, 465760), (128, 378430), (130, 372608), (142, 341120), (160, 302744), (164, 295360), (205, 236288), (208, 232880), (256, 189215), (260, 186304), (284, 170560), (320, 151372), (328, 147680), (355, 136448), (410, 118144), (416, 116440), (520, 93152), (533, 90880), (568, 85280), (640, 75686), (656, 73840), (710, 68224), (820, 59072), (832, 58220), (923, 52480), (1040, 46576), (1066, 45440), (1136, 42640), (1280, 37843), (1312, 36920), (1420, 34112), (1640, 29536), (1664, 29110), (1846, 26240), (2080, 23288), (2132, 22720), (2272, 21320), (2624, 18460), (2665, 18176), (2840, 17056), (2911, 16640), (3280, 14768), (3328, 14555), (3692, 13120), (4160, 11644), (4264, 11360), (4544, 10660), (4615, 10496), (5248, 9230), (5330, 9088), (5680, 8528), (5822, 8320), (6560, 7384)]