161199170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{3583}}^1$

素因数の和:4010

約数の個数: 32

約数和(自身を含む): 317399040

約数和(自身を除く): 156199870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 818, 2045, 3583, 4090, 4499, 7166, 8998, 17915, 22495, 35830, 39413, 44990, 78826, 197065, 394130, 1465447, 2930894, 7327235, 14654470, 16119917, 32239834, 80599585, 161199170]

約数ペア:

[(1, 161199170), (2, 80599585), (5, 32239834), (10, 16119917), (11, 14654470), (22, 7327235), (55, 2930894), (110, 1465447), (409, 394130), (818, 197065), (2045, 78826), (3583, 44990), (4090, 39413), (4499, 35830), (7166, 22495), (8998, 17915)]