72547408

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{16369}}^1$

素因数の和:16654

約数の個数: 20

約数和(自身を含む): 141076660

約数和(自身を除く): 68529252

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 16369, 32738, 65476, 130952, 261904, 4534213, 9068426, 18136852, 36273704, 72547408]

約数ペア:

[(1, 72547408), (2, 36273704), (4, 18136852), (8, 9068426), (16, 4534213), (277, 261904), (554, 130952), (1108, 65476), (2216, 32738), (4432, 16369)]