13506625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 48

約数和(自身を含む): 19918080

約数和(自身を除く): 6411455

約数列:

[1, 5, 11, 19, 25, 47, 55, 95, 121, 125, 209, 235, 275, 475, 517, 605, 893, 1045, 1175, 1375, 2299, 2375, 2585, 3025, 4465, 5225, 5687, 5875, 9823, 11495, 12925, 15125, 22325, 26125, 28435, 49115, 57475, 64625, 108053, 111625, 142175, 245575, 287375, 540265, 710875, 1227875, 2701325, 13506625]

約数ペア:

[(1, 13506625), (5, 2701325), (11, 1227875), (19, 710875), (25, 540265), (47, 287375), (55, 245575), (95, 142175), (121, 111625), (125, 108053), (209, 64625), (235, 57475), (275, 49115), (475, 28435), (517, 26125), (605, 22325), (893, 15125), (1045, 12925), (1175, 11495), (1375, 9823), (2299, 5875), (2375, 5687), (2585, 5225), (3025, 4465)]