25117760

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1551

約数の個数: 56

約数和(自身を含む): 60981336

約数和(自身を除く): 35863576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1481, 1696, 2120, 2962, 3392, 4240, 5924, 7405, 8480, 11848, 14810, 16960, 23696, 29620, 47392, 59240, 78493, 94784, 118480, 156986, 236960, 313972, 392465, 473920, 627944, 784930, 1255888, 1569860, 2511776, 3139720, 5023552, 6279440, 12558880, 25117760]

約数ペア:

[(1, 25117760), (2, 12558880), (4, 6279440), (5, 5023552), (8, 3139720), (10, 2511776), (16, 1569860), (20, 1255888), (32, 784930), (40, 627944), (53, 473920), (64, 392465), (80, 313972), (106, 236960), (160, 156986), (212, 118480), (265, 94784), (320, 78493), (424, 59240), (530, 47392), (848, 29620), (1060, 23696), (1481, 16960), (1696, 14810), (2120, 11848), (2962, 8480), (3392, 7405), (4240, 5924)]