31500728

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 75718800

約数和(自身を除く): 44218072

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 49, 56, 58, 68, 98, 116, 119, 136, 163, 196, 203, 232, 238, 326, 392, 406, 476, 493, 652, 812, 833, 952, 986, 1141, 1304, 1421, 1624, 1666, 1972, 2282, 2771, 2842, 3332, 3451, 3944, 4564, 4727, 5542, 5684, 6664, 6902, 7987, 9128, 9454, 11084, 11368, 13804, 15974, 18908, 19397, 22168, 24157, 27608, 31948, 33089, 37816, 38794, 48314, 63896, 66178, 77588, 80359, 96628, 132356, 135779, 155176, 160718, 193256, 231623, 264712, 271558, 321436, 463246, 543116, 562513, 642872, 926492, 1086232, 1125026, 1852984, 2250052, 3937591, 4500104, 7875182, 15750364, 31500728]

約数ペア:

[(1, 31500728), (2, 15750364), (4, 7875182), (7, 4500104), (8, 3937591), (14, 2250052), (17, 1852984), (28, 1125026), (29, 1086232), (34, 926492), (49, 642872), (56, 562513), (58, 543116), (68, 463246), (98, 321436), (116, 271558), (119, 264712), (136, 231623), (163, 193256), (196, 160718), (203, 155176), (232, 135779), (238, 132356), (326, 96628), (392, 80359), (406, 77588), (476, 66178), (493, 63896), (652, 48314), (812, 38794), (833, 37816), (952, 33089), (986, 31948), (1141, 27608), (1304, 24157), (1421, 22168), (1624, 19397), (1666, 18908), (1972, 15974), (2282, 13804), (2771, 11368), (2842, 11084), (3332, 9454), (3451, 9128), (3944, 7987), (4564, 6902), (4727, 6664), (5542, 5684)]