216195050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 415098432

約数和(自身を除く): 198903382

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 163, 205, 326, 410, 647, 815, 1025, 1294, 1630, 2050, 3235, 4075, 6470, 6683, 8150, 13366, 16175, 26527, 32350, 33415, 53054, 66830, 105461, 132635, 167075, 210922, 265270, 334150, 527305, 663175, 1054610, 1326350, 2636525, 4323901, 5273050, 8647802, 21619505, 43239010, 108097525, 216195050]

約数ペア:

[(1, 216195050), (2, 108097525), (5, 43239010), (10, 21619505), (25, 8647802), (41, 5273050), (50, 4323901), (82, 2636525), (163, 1326350), (205, 1054610), (326, 663175), (410, 527305), (647, 334150), (815, 265270), (1025, 210922), (1294, 167075), (1630, 132635), (2050, 105461), (3235, 66830), (4075, 53054), (6470, 33415), (6683, 32350), (8150, 26527), (13366, 16175)]