243828850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 462861000

約数和(自身を除く): 219032150

約数列:

[1, 2, 5, 10, 25, 50, 89, 157, 178, 314, 349, 445, 698, 785, 890, 1570, 1745, 2225, 3490, 3925, 4450, 7850, 8725, 13973, 17450, 27946, 31061, 54793, 62122, 69865, 109586, 139730, 155305, 273965, 310610, 349325, 547930, 698650, 776525, 1369825, 1553050, 2739650, 4876577, 9753154, 24382885, 48765770, 121914425, 243828850]

約数ペア:

[(1, 243828850), (2, 121914425), (5, 48765770), (10, 24382885), (25, 9753154), (50, 4876577), (89, 2739650), (157, 1553050), (178, 1369825), (314, 776525), (349, 698650), (445, 547930), (698, 349325), (785, 310610), (890, 273965), (1570, 155305), (1745, 139730), (2225, 109586), (3490, 69865), (3925, 62122), (4450, 54793), (7850, 31061), (8725, 27946), (13973, 17450)]