31910470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1420

約数の個数: 32

約数和(自身を含む): 60088320

約数和(自身を除く): 28177850

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 1303, 2449, 2606, 4898, 6515, 12245, 13030, 24490, 40393, 80786, 102937, 201965, 205874, 403930, 514685, 1029370, 3191047, 6382094, 15955235, 31910470]

約数ペア:

[(1, 31910470), (2, 15955235), (5, 6382094), (10, 3191047), (31, 1029370), (62, 514685), (79, 403930), (155, 205874), (158, 201965), (310, 102937), (395, 80786), (790, 40393), (1303, 24490), (2449, 13030), (2606, 12245), (4898, 6515)]