25237620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 77149800

約数和(自身を除く): 51912180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 941, 1341, 1490, 1788, 1882, 2235, 2682, 2823, 2980, 3764, 4470, 4705, 5364, 5646, 6705, 8469, 8940, 9410, 11292, 13410, 14115, 16938, 18820, 26820, 28230, 33876, 42345, 56460, 84690, 140209, 169380, 280418, 420627, 560836, 701045, 841254, 1261881, 1402090, 1682508, 2103135, 2523762, 2804180, 4206270, 5047524, 6309405, 8412540, 12618810, 25237620]

約数ペア:

[(1, 25237620), (2, 12618810), (3, 8412540), (4, 6309405), (5, 5047524), (6, 4206270), (9, 2804180), (10, 2523762), (12, 2103135), (15, 1682508), (18, 1402090), (20, 1261881), (30, 841254), (36, 701045), (45, 560836), (60, 420627), (90, 280418), (149, 169380), (180, 140209), (298, 84690), (447, 56460), (596, 42345), (745, 33876), (894, 28230), (941, 26820), (1341, 18820), (1490, 16938), (1788, 14115), (1882, 13410), (2235, 11292), (2682, 9410), (2823, 8940), (2980, 8469), (3764, 6705), (4470, 5646), (4705, 5364)]