65840590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 123181056

約数和(自身を除く): 57340466

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 815, 1303, 1630, 2606, 5053, 6515, 10106, 13030, 25265, 40393, 50530, 80786, 201965, 212389, 403930, 424778, 1061945, 2123890, 6584059, 13168118, 32920295, 65840590]

約数ペア:

[(1, 65840590), (2, 32920295), (5, 13168118), (10, 6584059), (31, 2123890), (62, 1061945), (155, 424778), (163, 403930), (310, 212389), (326, 201965), (815, 80786), (1303, 50530), (1630, 40393), (2606, 25265), (5053, 13030), (6515, 10106)]