25237340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15973}}^1$

素因数の和:16061

約数の個数: 24

約数和(自身を含む): 53672640

約数和(自身を除く): 28435300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 15973, 31946, 63892, 79865, 159730, 319460, 1261867, 2523734, 5047468, 6309335, 12618670, 25237340]

約数ペア:

[(1, 25237340), (2, 12618670), (4, 6309335), (5, 5047468), (10, 2523734), (20, 1261867), (79, 319460), (158, 159730), (316, 79865), (395, 63892), (790, 31946), (1580, 15973)]