31873900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 54

約数和(自身を含む): 71822660

約数和(自身を除く): 39948760

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 379, 580, 725, 758, 841, 1450, 1516, 1682, 1895, 2900, 3364, 3790, 4205, 7580, 8410, 9475, 10991, 16820, 18950, 21025, 21982, 37900, 42050, 43964, 54955, 84100, 109910, 219820, 274775, 318739, 549550, 637478, 1099100, 1274956, 1593695, 3187390, 6374780, 7968475, 15936950, 31873900]

約数ペア:

[(1, 31873900), (2, 15936950), (4, 7968475), (5, 6374780), (10, 3187390), (20, 1593695), (25, 1274956), (29, 1099100), (50, 637478), (58, 549550), (100, 318739), (116, 274775), (145, 219820), (290, 109910), (379, 84100), (580, 54955), (725, 43964), (758, 42050), (841, 37900), (1450, 21982), (1516, 21025), (1682, 18950), (1895, 16820), (2900, 10991), (3364, 9475), (3790, 8410), (4205, 7580)]