65881448

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 128017920

約数和(自身を除く): 62136472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 421, 631, 842, 1262, 1684, 2524, 3368, 5048, 13051, 19561, 26102, 39122, 52204, 78244, 104408, 156488, 265651, 531302, 1062604, 2125208, 8235181, 16470362, 32940724, 65881448]

約数ペア:

[(1, 65881448), (2, 32940724), (4, 16470362), (8, 8235181), (31, 2125208), (62, 1062604), (124, 531302), (248, 265651), (421, 156488), (631, 104408), (842, 78244), (1262, 52204), (1684, 39122), (2524, 26102), (3368, 19561), (5048, 13051)]