77834480

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2311}}^1$

素因数の和:2745

約数の個数: 40

約数和(自身を含む): 181473504

約数和(自身を除く): 103639024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 2311, 3368, 4210, 4622, 6736, 8420, 9244, 11555, 16840, 18488, 23110, 33680, 36976, 46220, 92440, 184880, 972931, 1945862, 3891724, 4864655, 7783448, 9729310, 15566896, 19458620, 38917240, 77834480]

約数ペア:

[(1, 77834480), (2, 38917240), (4, 19458620), (5, 15566896), (8, 9729310), (10, 7783448), (16, 4864655), (20, 3891724), (40, 1945862), (80, 972931), (421, 184880), (842, 92440), (1684, 46220), (2105, 36976), (2311, 33680), (3368, 23110), (4210, 18488), (4622, 16840), (6736, 11555), (8420, 9244)]