18157095275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{11437}}^1$

素因数の和:11732

約数の個数: 48

約数和(自身を含む): 25733852928

約数和(自身を除く): 7576757653

約数列:

[1, 5, 11, 23, 25, 55, 115, 251, 253, 275, 575, 1255, 1265, 2761, 5773, 6275, 6325, 11437, 13805, 28865, 57185, 63503, 69025, 125807, 144325, 263051, 285925, 317515, 629035, 1315255, 1587575, 2870687, 2893561, 3145175, 6576275, 14353435, 14467805, 31577557, 66025801, 71767175, 72339025, 157887785, 330129005, 726283811, 789438925, 1650645025, 3631419055, 18157095275]

約数ペア:

[(1, 18157095275), (5, 3631419055), (11, 1650645025), (23, 789438925), (25, 726283811), (55, 330129005), (115, 157887785), (251, 72339025), (253, 71767175), (275, 66025801), (575, 31577557), (1255, 14467805), (1265, 14353435), (2761, 6576275), (5773, 3145175), (6275, 2893561), (6325, 2870687), (11437, 1587575), (13805, 1315255), (28865, 629035), (57185, 317515), (63503, 285925), (69025, 263051), (125807, 144325)]