71435728

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 178509408

約数和(自身を除く): 107073680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 49, 52, 56, 86, 91, 98, 104, 112, 163, 172, 182, 196, 208, 301, 326, 344, 364, 392, 559, 602, 637, 652, 688, 728, 784, 1118, 1141, 1204, 1274, 1304, 1456, 2107, 2119, 2236, 2282, 2408, 2548, 2608, 3913, 4214, 4238, 4472, 4564, 4816, 5096, 7009, 7826, 7987, 8428, 8476, 8944, 9128, 10192, 14018, 14833, 15652, 15974, 16856, 16952, 18256, 27391, 28036, 29666, 31304, 31948, 33712, 33904, 49063, 54782, 56072, 59332, 62608, 63896, 91117, 98126, 103831, 109564, 112144, 118664, 127792, 182234, 196252, 207662, 219128, 237328, 343441, 364468, 392504, 415324, 438256, 637819, 686882, 728936, 785008, 830648, 1275638, 1373764, 1457872, 1661296, 2551276, 2747528, 4464733, 5102552, 5495056, 8929466, 10205104, 17858932, 35717864, 71435728]

約数ペア:

[(1, 71435728), (2, 35717864), (4, 17858932), (7, 10205104), (8, 8929466), (13, 5495056), (14, 5102552), (16, 4464733), (26, 2747528), (28, 2551276), (43, 1661296), (49, 1457872), (52, 1373764), (56, 1275638), (86, 830648), (91, 785008), (98, 728936), (104, 686882), (112, 637819), (163, 438256), (172, 415324), (182, 392504), (196, 364468), (208, 343441), (301, 237328), (326, 219128), (344, 207662), (364, 196252), (392, 182234), (559, 127792), (602, 118664), (637, 112144), (652, 109564), (688, 103831), (728, 98126), (784, 91117), (1118, 63896), (1141, 62608), (1204, 59332), (1274, 56072), (1304, 54782), (1456, 49063), (2107, 33904), (2119, 33712), (2236, 31948), (2282, 31304), (2408, 29666), (2548, 28036), (2608, 27391), (3913, 18256), (4214, 16952), (4238, 16856), (4472, 15974), (4564, 15652), (4816, 14833), (5096, 14018), (7009, 10192), (7826, 9128), (7987, 8944), (8428, 8476)]