358129820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{10859}}^1$

素因数の和:10982

約数の個数: 48

約数和(自身を含む): 804595680

約数和(自身を除く): 446465860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 6596, 8245, 10859, 16490, 21718, 32980, 43436, 54295, 108590, 184603, 217180, 369206, 738412, 923015, 1053323, 1846030, 2106646, 3692060, 4213292, 5266615, 10533230, 17906491, 21066460, 35812982, 71625964, 89532455, 179064910, 358129820]

約数ペア:

[(1, 358129820), (2, 179064910), (4, 89532455), (5, 71625964), (10, 35812982), (17, 21066460), (20, 17906491), (34, 10533230), (68, 5266615), (85, 4213292), (97, 3692060), (170, 2106646), (194, 1846030), (340, 1053323), (388, 923015), (485, 738412), (970, 369206), (1649, 217180), (1940, 184603), (3298, 108590), (6596, 54295), (8245, 43436), (10859, 32980), (16490, 21718)]