25398380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4219}}^1$

素因数の和:4278

約数の個数: 48

約数和(自身を含む): 62388480

約数和(自身を除く): 36990100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4219, 6020, 8438, 16876, 21095, 29533, 42190, 59066, 84380, 118132, 147665, 181417, 295330, 362834, 590660, 725668, 907085, 1269919, 1814170, 2539838, 3628340, 5079676, 6349595, 12699190, 25398380]

約数ペア:

[(1, 25398380), (2, 12699190), (4, 6349595), (5, 5079676), (7, 3628340), (10, 2539838), (14, 1814170), (20, 1269919), (28, 907085), (35, 725668), (43, 590660), (70, 362834), (86, 295330), (140, 181417), (172, 147665), (215, 118132), (301, 84380), (430, 59066), (602, 42190), (860, 29533), (1204, 21095), (1505, 16876), (3010, 8438), (4219, 6020)]