128528030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{2393}}^1$

素因数の和:2572

約数の個数: 32

約数和(自身を含む): 238902048

約数和(自身を除く): 110374018

約数列:

[1, 2, 5, 10, 41, 82, 131, 205, 262, 410, 655, 1310, 2393, 4786, 5371, 10742, 11965, 23930, 26855, 53710, 98113, 196226, 313483, 490565, 626966, 981130, 1567415, 3134830, 12852803, 25705606, 64264015, 128528030]

約数ペア:

[(1, 128528030), (2, 64264015), (5, 25705606), (10, 12852803), (41, 3134830), (82, 1567415), (131, 981130), (205, 626966), (262, 490565), (410, 313483), (655, 196226), (1310, 98113), (2393, 53710), (4786, 26855), (5371, 23930), (10742, 11965)]