80337920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 176

約数和(自身を含む): 222844608

約数和(自身を除く): 142506688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 71, 80, 85, 104, 128, 130, 136, 142, 160, 170, 208, 221, 256, 260, 272, 284, 320, 340, 355, 416, 442, 512, 520, 544, 568, 640, 680, 710, 832, 884, 923, 1024, 1040, 1088, 1105, 1136, 1207, 1280, 1360, 1420, 1664, 1768, 1846, 2080, 2176, 2210, 2272, 2414, 2560, 2720, 2840, 3328, 3536, 3692, 4160, 4352, 4420, 4544, 4615, 4828, 5120, 5440, 5680, 6035, 6656, 7072, 7384, 8320, 8704, 8840, 9088, 9230, 9656, 10880, 11360, 12070, 13312, 14144, 14768, 15691, 16640, 17408, 17680, 18176, 18460, 19312, 21760, 22720, 24140, 28288, 29536, 31382, 33280, 35360, 36352, 36920, 38624, 43520, 45440, 48280, 56576, 59072, 62764, 66560, 70720, 72704, 73840, 77248, 78455, 87040, 90880, 96560, 113152, 118144, 125528, 141440, 147680, 154496, 156910, 181760, 193120, 226304, 236288, 251056, 282880, 295360, 308992, 313820, 363520, 386240, 472576, 502112, 565760, 590720, 617984, 627640, 772480, 945152, 1004224, 1131520, 1181440, 1235968, 1255280, 1544960, 2008448, 2362880, 2510560, 3089920, 4016896, 4725760, 5021120, 6179840, 8033792, 10042240, 16067584, 20084480, 40168960, 80337920]

約数ペア:

[(1, 80337920), (2, 40168960), (4, 20084480), (5, 16067584), (8, 10042240), (10, 8033792), (13, 6179840), (16, 5021120), (17, 4725760), (20, 4016896), (26, 3089920), (32, 2510560), (34, 2362880), (40, 2008448), (52, 1544960), (64, 1255280), (65, 1235968), (68, 1181440), (71, 1131520), (80, 1004224), (85, 945152), (104, 772480), (128, 627640), (130, 617984), (136, 590720), (142, 565760), (160, 502112), (170, 472576), (208, 386240), (221, 363520), (256, 313820), (260, 308992), (272, 295360), (284, 282880), (320, 251056), (340, 236288), (355, 226304), (416, 193120), (442, 181760), (512, 156910), (520, 154496), (544, 147680), (568, 141440), (640, 125528), (680, 118144), (710, 113152), (832, 96560), (884, 90880), (923, 87040), (1024, 78455), (1040, 77248), (1088, 73840), (1105, 72704), (1136, 70720), (1207, 66560), (1280, 62764), (1360, 59072), (1420, 56576), (1664, 48280), (1768, 45440), (1846, 43520), (2080, 38624), (2176, 36920), (2210, 36352), (2272, 35360), (2414, 33280), (2560, 31382), (2720, 29536), (2840, 28288), (3328, 24140), (3536, 22720), (3692, 21760), (4160, 19312), (4352, 18460), (4420, 18176), (4544, 17680), (4615, 17408), (4828, 16640), (5120, 15691), (5440, 14768), (5680, 14144), (6035, 13312), (6656, 12070), (7072, 11360), (7384, 10880), (8320, 9656), (8704, 9230), (8840, 9088)]