197065280

素因数分解:

$2^6\times 5^1\times {\mathrm{615829}}^1$

素因数の和:615846

約数の個数: 28

約数和(自身を含む): 469262460

約数和(自身を除く): 272197180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 615829, 1231658, 2463316, 3079145, 4926632, 6158290, 9853264, 12316580, 19706528, 24633160, 39413056, 49266320, 98532640, 197065280]

約数ペア:

[(1, 197065280), (2, 98532640), (4, 49266320), (5, 39413056), (8, 24633160), (10, 19706528), (16, 12316580), (20, 9853264), (32, 6158290), (40, 4926632), (64, 3079145), (80, 2463316), (160, 1231658), (320, 615829)]