28305381910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3257}}^1\times {\mathrm{66851}}^1$

素因数の和:70128

約数の個数: 32

約数和(自身を含む): 54886561632

約数和(自身を除く): 26581179722

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3257, 6514, 16285, 32570, 42341, 66851, 84682, 133702, 211705, 334255, 423410, 668510, 869063, 1738126, 4345315, 8690630, 217733707, 435467414, 1088668535, 2177337070, 2830538191, 5661076382, 14152690955, 28305381910]

約数ペア:

[(1, 28305381910), (2, 14152690955), (5, 5661076382), (10, 2830538191), (13, 2177337070), (26, 1088668535), (65, 435467414), (130, 217733707), (3257, 8690630), (6514, 4345315), (16285, 1738126), (32570, 869063), (42341, 668510), (66851, 423410), (84682, 334255), (133702, 211705)]