31285576

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 72316800

約数和(自身を除く): 41031224

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 59, 68, 118, 119, 136, 236, 238, 413, 472, 476, 557, 826, 952, 1003, 1114, 1652, 2006, 2228, 3304, 3899, 4012, 4456, 7021, 7798, 8024, 9469, 14042, 15596, 18938, 28084, 31192, 32863, 37876, 56168, 65726, 66283, 75752, 131452, 132566, 230041, 262904, 265132, 460082, 530264, 558671, 920164, 1117342, 1840328, 2234684, 3910697, 4469368, 7821394, 15642788, 31285576]

約数ペア:

[(1, 31285576), (2, 15642788), (4, 7821394), (7, 4469368), (8, 3910697), (14, 2234684), (17, 1840328), (28, 1117342), (34, 920164), (56, 558671), (59, 530264), (68, 460082), (118, 265132), (119, 262904), (136, 230041), (236, 132566), (238, 131452), (413, 75752), (472, 66283), (476, 65726), (557, 56168), (826, 37876), (952, 32863), (1003, 31192), (1114, 28084), (1652, 18938), (2006, 15596), (2228, 14042), (3304, 9469), (3899, 8024), (4012, 7798), (4456, 7021)]