99465880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{57829}}^1$

素因数の和:57883

約数の個数: 32

約数和(自身を含む): 229006800

約数和(自身を除く): 129540920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 57829, 115658, 231316, 289145, 462632, 578290, 1156580, 2313160, 2486647, 4973294, 9946588, 12433235, 19893176, 24866470, 49732940, 99465880]

約数ペア:

[(1, 99465880), (2, 49732940), (4, 24866470), (5, 19893176), (8, 12433235), (10, 9946588), (20, 4973294), (40, 2486647), (43, 2313160), (86, 1156580), (172, 578290), (215, 462632), (344, 289145), (430, 231316), (860, 115658), (1720, 57829)]