61645155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 119992320

約数和(自身を除く): 58347165

約数列:

[1, 3, 5, 11, 13, 15, 29, 33, 39, 55, 65, 87, 143, 145, 165, 195, 319, 377, 429, 435, 715, 957, 991, 1131, 1595, 1885, 2145, 2973, 4147, 4785, 4955, 5655, 10901, 12441, 12883, 14865, 20735, 28739, 32703, 38649, 54505, 62205, 64415, 86217, 141713, 143695, 163515, 193245, 316129, 373607, 425139, 431085, 708565, 948387, 1120821, 1580645, 1868035, 2125695, 4109677, 4741935, 5604105, 12329031, 20548385, 61645155]

約数ペア:

[(1, 61645155), (3, 20548385), (5, 12329031), (11, 5604105), (13, 4741935), (15, 4109677), (29, 2125695), (33, 1868035), (39, 1580645), (55, 1120821), (65, 948387), (87, 708565), (143, 431085), (145, 425139), (165, 373607), (195, 316129), (319, 193245), (377, 163515), (429, 143695), (435, 141713), (715, 86217), (957, 64415), (991, 62205), (1131, 54505), (1595, 38649), (1885, 32703), (2145, 28739), (2973, 20735), (4147, 14865), (4785, 12883), (4955, 12441), (5655, 10901)]