2819986765

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 3652208640

約数和(自身を除く): 832221875

約数列:

[1, 5, 31, 41, 79, 137, 155, 205, 395, 685, 1271, 1681, 2449, 3239, 4247, 5617, 6355, 8405, 10823, 12245, 16195, 21235, 28085, 52111, 54115, 100409, 132799, 174127, 230297, 260555, 335513, 443743, 502045, 663995, 870635, 1151485, 1677565, 2218715, 4116769, 7139207, 13756033, 18193463, 20583845, 35696035, 68780165, 90967315, 563997353, 2819986765]

約数ペア:

[(1, 2819986765), (5, 563997353), (31, 90967315), (41, 68780165), (79, 35696035), (137, 20583845), (155, 18193463), (205, 13756033), (395, 7139207), (685, 4116769), (1271, 2218715), (1681, 1677565), (2449, 1151485), (3239, 870635), (4247, 663995), (5617, 502045), (6355, 443743), (8405, 335513), (10823, 260555), (12245, 230297), (16195, 174127), (21235, 132799), (28085, 100409), (52111, 54115)]