65065550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 132808464

約数和(自身を除く): 67742914

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 281, 421, 550, 562, 842, 1405, 2105, 2810, 3091, 4210, 4631, 6182, 7025, 9262, 10525, 14050, 15455, 21050, 23155, 30910, 46310, 77275, 115775, 118301, 154550, 231550, 236602, 591505, 1183010, 1301311, 2602622, 2957525, 5915050, 6506555, 13013110, 32532775, 65065550]

約数ペア:

[(1, 65065550), (2, 32532775), (5, 13013110), (10, 6506555), (11, 5915050), (22, 2957525), (25, 2602622), (50, 1301311), (55, 1183010), (110, 591505), (275, 236602), (281, 231550), (421, 154550), (550, 118301), (562, 115775), (842, 77275), (1405, 46310), (2105, 30910), (2810, 23155), (3091, 21050), (4210, 15455), (4631, 14050), (6182, 10525), (7025, 9262)]