81117430

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{45317}}^1$

素因数の和:45503

約数の個数: 16

約数和(自身を含む): 146830320

約数和(自身を除く): 65712890

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 45317, 90634, 226585, 453170, 8111743, 16223486, 40558715, 81117430]

約数ペア:

[(1, 81117430), (2, 40558715), (5, 16223486), (10, 8111743), (179, 453170), (358, 226585), (895, 90634), (1790, 45317)]