25499120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{379}}^1$

素因数の和:450

約数の個数: 60

約数和(自身を含む): 61562280

約数和(自身を除く): 36063160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 379, 464, 580, 758, 841, 1160, 1516, 1682, 1895, 2320, 3032, 3364, 3790, 4205, 6064, 6728, 7580, 8410, 10991, 13456, 15160, 16820, 21982, 30320, 33640, 43964, 54955, 67280, 87928, 109910, 175856, 219820, 318739, 439640, 637478, 879280, 1274956, 1593695, 2549912, 3187390, 5099824, 6374780, 12749560, 25499120]

約数ペア:

[(1, 25499120), (2, 12749560), (4, 6374780), (5, 5099824), (8, 3187390), (10, 2549912), (16, 1593695), (20, 1274956), (29, 879280), (40, 637478), (58, 439640), (80, 318739), (116, 219820), (145, 175856), (232, 109910), (290, 87928), (379, 67280), (464, 54955), (580, 43964), (758, 33640), (841, 30320), (1160, 21982), (1516, 16820), (1682, 15160), (1895, 13456), (2320, 10991), (3032, 8410), (3364, 7580), (3790, 6728), (4205, 6064)]