71392425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 130616640

約数和(自身を除く): 59224215

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 481, 555, 925, 975, 1443, 1979, 2405, 2775, 5937, 7215, 9895, 12025, 25727, 29685, 36075, 49475, 73223, 77181, 128635, 148425, 219669, 366115, 385905, 643175, 951899, 1098345, 1830575, 1929525, 2855697, 4759495, 5491725, 14278485, 23797475, 71392425]

約数ペア:

[(1, 71392425), (3, 23797475), (5, 14278485), (13, 5491725), (15, 4759495), (25, 2855697), (37, 1929525), (39, 1830575), (65, 1098345), (75, 951899), (111, 643175), (185, 385905), (195, 366115), (325, 219669), (481, 148425), (555, 128635), (925, 77181), (975, 73223), (1443, 49475), (1979, 36075), (2405, 29685), (2775, 25727), (5937, 12025), (7215, 9895)]