253278320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2087}}^1$

素因数の和:2178

約数の個数: 80

約数和(自身を含む): 619835328

約数和(自身を除く): 366557008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1480, 1517, 1640, 2087, 2960, 3034, 3280, 4174, 6068, 7585, 8348, 10435, 12136, 15170, 16696, 20870, 24272, 30340, 33392, 41740, 60680, 77219, 83480, 85567, 121360, 154438, 166960, 171134, 308876, 342268, 386095, 427835, 617752, 684536, 772190, 855670, 1235504, 1369072, 1544380, 1711340, 3088760, 3165979, 3422680, 6177520, 6331958, 6845360, 12663916, 15829895, 25327832, 31659790, 50655664, 63319580, 126639160, 253278320]

約数ペア:

[(1, 253278320), (2, 126639160), (4, 63319580), (5, 50655664), (8, 31659790), (10, 25327832), (16, 15829895), (20, 12663916), (37, 6845360), (40, 6331958), (41, 6177520), (74, 3422680), (80, 3165979), (82, 3088760), (148, 1711340), (164, 1544380), (185, 1369072), (205, 1235504), (296, 855670), (328, 772190), (370, 684536), (410, 617752), (592, 427835), (656, 386095), (740, 342268), (820, 308876), (1480, 171134), (1517, 166960), (1640, 154438), (2087, 121360), (2960, 85567), (3034, 83480), (3280, 77219), (4174, 60680), (6068, 41740), (7585, 33392), (8348, 30340), (10435, 24272), (12136, 20870), (15170, 16696)]