71423968

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 184606128

約数和(自身を除く): 113182160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 49, 56, 77, 82, 88, 98, 101, 112, 154, 164, 176, 196, 202, 224, 287, 308, 328, 352, 392, 404, 451, 539, 574, 616, 656, 707, 784, 808, 902, 1078, 1111, 1148, 1232, 1312, 1414, 1568, 1616, 1804, 2009, 2156, 2222, 2296, 2464, 2828, 3157, 3232, 3608, 4018, 4141, 4312, 4444, 4592, 4949, 5656, 6314, 7216, 7777, 8036, 8282, 8624, 8888, 9184, 9898, 11312, 12628, 14432, 15554, 16072, 16564, 17248, 17776, 19796, 22099, 22624, 25256, 28987, 31108, 32144, 33128, 35552, 39592, 44198, 45551, 50512, 54439, 57974, 62216, 64288, 66256, 79184, 88396, 91102, 101024, 108878, 115948, 124432, 132512, 158368, 176792, 182204, 202909, 217756, 231896, 248864, 318857, 353584, 364408, 405818, 435512, 463792, 637714, 707168, 728816, 811636, 871024, 927584, 1275428, 1457632, 1623272, 1742048, 2231999, 2550856, 3246544, 4463998, 5101712, 6493088, 8927996, 10203424, 17855992, 35711984, 71423968]

約数ペア:

[(1, 71423968), (2, 35711984), (4, 17855992), (7, 10203424), (8, 8927996), (11, 6493088), (14, 5101712), (16, 4463998), (22, 3246544), (28, 2550856), (32, 2231999), (41, 1742048), (44, 1623272), (49, 1457632), (56, 1275428), (77, 927584), (82, 871024), (88, 811636), (98, 728816), (101, 707168), (112, 637714), (154, 463792), (164, 435512), (176, 405818), (196, 364408), (202, 353584), (224, 318857), (287, 248864), (308, 231896), (328, 217756), (352, 202909), (392, 182204), (404, 176792), (451, 158368), (539, 132512), (574, 124432), (616, 115948), (656, 108878), (707, 101024), (784, 91102), (808, 88396), (902, 79184), (1078, 66256), (1111, 64288), (1148, 62216), (1232, 57974), (1312, 54439), (1414, 50512), (1568, 45551), (1616, 44198), (1804, 39592), (2009, 35552), (2156, 33128), (2222, 32144), (2296, 31108), (2464, 28987), (2828, 25256), (3157, 22624), (3232, 22099), (3608, 19796), (4018, 17776), (4141, 17248), (4312, 16564), (4444, 16072), (4592, 15554), (4949, 14432), (5656, 12628), (6314, 11312), (7216, 9898), (7777, 9184), (8036, 8888), (8282, 8624)]