71997856

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 181762056

約数和(自身を除く): 109764200

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 49, 56, 68, 73, 74, 98, 112, 119, 136, 146, 148, 196, 224, 238, 259, 272, 292, 296, 392, 476, 511, 518, 544, 584, 592, 629, 784, 833, 952, 1022, 1036, 1168, 1184, 1241, 1258, 1568, 1666, 1813, 1904, 2044, 2072, 2336, 2482, 2516, 2701, 3332, 3577, 3626, 3808, 4088, 4144, 4403, 4964, 5032, 5402, 6664, 7154, 7252, 8176, 8288, 8687, 8806, 9928, 10064, 10804, 13328, 14308, 14504, 16352, 17374, 17612, 18907, 19856, 20128, 21608, 26656, 28616, 29008, 30821, 34748, 35224, 37814, 39712, 43216, 45917, 57232, 58016, 60809, 61642, 69496, 70448, 75628, 86432, 91834, 114464, 121618, 123284, 132349, 138992, 140896, 151256, 183668, 243236, 246568, 264698, 277984, 302512, 321419, 367336, 486472, 493136, 529396, 605024, 642838, 734672, 972944, 986272, 1058792, 1285676, 1469344, 1945888, 2117584, 2249933, 2571352, 4235168, 4499866, 5142704, 8999732, 10285408, 17999464, 35998928, 71997856]

約数ペア:

[(1, 71997856), (2, 35998928), (4, 17999464), (7, 10285408), (8, 8999732), (14, 5142704), (16, 4499866), (17, 4235168), (28, 2571352), (32, 2249933), (34, 2117584), (37, 1945888), (49, 1469344), (56, 1285676), (68, 1058792), (73, 986272), (74, 972944), (98, 734672), (112, 642838), (119, 605024), (136, 529396), (146, 493136), (148, 486472), (196, 367336), (224, 321419), (238, 302512), (259, 277984), (272, 264698), (292, 246568), (296, 243236), (392, 183668), (476, 151256), (511, 140896), (518, 138992), (544, 132349), (584, 123284), (592, 121618), (629, 114464), (784, 91834), (833, 86432), (952, 75628), (1022, 70448), (1036, 69496), (1168, 61642), (1184, 60809), (1241, 58016), (1258, 57232), (1568, 45917), (1666, 43216), (1813, 39712), (1904, 37814), (2044, 35224), (2072, 34748), (2336, 30821), (2482, 29008), (2516, 28616), (2701, 26656), (3332, 21608), (3577, 20128), (3626, 19856), (3808, 18907), (4088, 17612), (4144, 17374), (4403, 16352), (4964, 14504), (5032, 14308), (5402, 13328), (6664, 10804), (7154, 10064), (7252, 9928), (8176, 8806), (8288, 8687)]