68215252

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 146065920

約数和(自身を除く): 77850668

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 103, 109, 124, 196, 206, 217, 218, 412, 434, 436, 721, 763, 868, 1442, 1519, 1526, 2884, 3038, 3052, 3193, 3379, 5047, 5341, 6076, 6386, 6758, 10094, 10682, 11227, 12772, 13516, 20188, 21364, 22351, 22454, 23653, 44702, 44908, 47306, 78589, 89404, 94612, 156457, 157178, 165571, 312914, 314356, 331142, 348037, 550123, 625828, 662284, 696074, 1100246, 1392148, 2200492, 2436259, 4872518, 9745036, 17053813, 34107626, 68215252]

約数ペア:

[(1, 68215252), (2, 34107626), (4, 17053813), (7, 9745036), (14, 4872518), (28, 2436259), (31, 2200492), (49, 1392148), (62, 1100246), (98, 696074), (103, 662284), (109, 625828), (124, 550123), (196, 348037), (206, 331142), (217, 314356), (218, 312914), (412, 165571), (434, 157178), (436, 156457), (721, 94612), (763, 89404), (868, 78589), (1442, 47306), (1519, 44908), (1526, 44702), (2884, 23653), (3038, 22454), (3052, 22351), (3193, 21364), (3379, 20188), (5047, 13516), (5341, 12772), (6076, 11227), (6386, 10682), (6758, 10094)]