25970140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3041}}^1$

素因数の和:3118

約数の個数: 48

約数和(自身を含む): 63370944

約数和(自身を除く): 37400804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 3041, 4270, 6082, 8540, 12164, 15205, 21287, 30410, 42574, 60820, 85148, 106435, 185501, 212870, 371002, 425740, 742004, 927505, 1298507, 1855010, 2597014, 3710020, 5194028, 6492535, 12985070, 25970140]

約数ペア:

[(1, 25970140), (2, 12985070), (4, 6492535), (5, 5194028), (7, 3710020), (10, 2597014), (14, 1855010), (20, 1298507), (28, 927505), (35, 742004), (61, 425740), (70, 371002), (122, 212870), (140, 185501), (244, 106435), (305, 85148), (427, 60820), (610, 42574), (854, 30410), (1220, 21287), (1708, 15205), (2135, 12164), (3041, 8540), (4270, 6082)]