91570840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{433}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 219360960

約数和(自身を除く): 127790120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 311, 340, 433, 622, 680, 866, 1244, 1555, 1732, 2165, 2488, 3110, 3464, 4330, 5287, 6220, 7361, 8660, 10574, 12440, 14722, 17320, 21148, 26435, 29444, 36805, 42296, 52870, 58888, 73610, 105740, 134663, 147220, 211480, 269326, 294440, 538652, 673315, 1077304, 1346630, 2289271, 2693260, 4578542, 5386520, 9157084, 11446355, 18314168, 22892710, 45785420, 91570840]

約数ペア:

[(1, 91570840), (2, 45785420), (4, 22892710), (5, 18314168), (8, 11446355), (10, 9157084), (17, 5386520), (20, 4578542), (34, 2693260), (40, 2289271), (68, 1346630), (85, 1077304), (136, 673315), (170, 538652), (311, 294440), (340, 269326), (433, 211480), (622, 147220), (680, 134663), (866, 105740), (1244, 73610), (1555, 58888), (1732, 52870), (2165, 42296), (2488, 36805), (3110, 29444), (3464, 26435), (4330, 21148), (5287, 17320), (6220, 14722), (7361, 12440), (8660, 10574)]