39855850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 76602240

約数和(自身を除く): 36746390

約数列:

[1, 2, 5, 10, 25, 50, 71, 103, 109, 142, 206, 218, 355, 515, 545, 710, 1030, 1090, 1775, 2575, 2725, 3550, 5150, 5450, 7313, 7739, 11227, 14626, 15478, 22454, 36565, 38695, 56135, 73130, 77390, 112270, 182825, 193475, 280675, 365650, 386950, 561350, 797117, 1594234, 3985585, 7971170, 19927925, 39855850]

約数ペア:

[(1, 39855850), (2, 19927925), (5, 7971170), (10, 3985585), (25, 1594234), (50, 797117), (71, 561350), (103, 386950), (109, 365650), (142, 280675), (206, 193475), (218, 182825), (355, 112270), (515, 77390), (545, 73130), (710, 56135), (1030, 38695), (1090, 36565), (1775, 22454), (2575, 15478), (2725, 14626), (3550, 11227), (5150, 7739), (5450, 7313)]