78725296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1217}}^1$

素因数の和:1549

約数の個数: 40

約数和(自身を含む): 164926944

約数和(自身を除く): 86201648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1217, 1244, 2434, 2488, 4043, 4868, 4976, 8086, 9736, 15821, 16172, 19472, 31642, 32344, 63284, 64688, 126568, 253136, 378487, 756974, 1513948, 3027896, 4920331, 6055792, 9840662, 19681324, 39362648, 78725296]

約数ペア:

[(1, 78725296), (2, 39362648), (4, 19681324), (8, 9840662), (13, 6055792), (16, 4920331), (26, 3027896), (52, 1513948), (104, 756974), (208, 378487), (311, 253136), (622, 126568), (1217, 64688), (1244, 63284), (2434, 32344), (2488, 31642), (4043, 19472), (4868, 16172), (4976, 15821), (8086, 9736)]