144660725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 205701120

約数和(自身を除く): 61040395

約数列:

[1, 5, 11, 25, 31, 55, 71, 155, 239, 275, 341, 355, 775, 781, 1195, 1705, 1775, 2201, 2629, 3905, 5975, 7409, 8525, 11005, 13145, 16969, 19525, 24211, 37045, 55025, 65725, 81499, 84845, 121055, 185225, 186659, 407495, 424225, 526039, 605275, 933295, 2037475, 2630195, 4666475, 5786429, 13150975, 28932145, 144660725]

約数ペア:

[(1, 144660725), (5, 28932145), (11, 13150975), (25, 5786429), (31, 4666475), (55, 2630195), (71, 2037475), (155, 933295), (239, 605275), (275, 526039), (341, 424225), (355, 407495), (775, 186659), (781, 185225), (1195, 121055), (1705, 84845), (1775, 81499), (2201, 65725), (2629, 55025), (3905, 37045), (5975, 24211), (7409, 19525), (8525, 16969), (11005, 13145)]