259903910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4363}}^1$

素因数の和:4437

約数の個数: 64

約数和(自身を含む): 573115392

約数和(自身を除く): 313211482

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 370, 518, 805, 851, 1295, 1610, 1702, 2590, 4255, 4363, 5957, 8510, 8726, 11914, 21815, 29785, 30541, 43630, 59570, 61082, 100349, 152705, 161431, 200698, 305410, 322862, 501745, 702443, 807155, 1003490, 1130017, 1404886, 1614310, 2260034, 3512215, 3712913, 5650085, 7024430, 7425826, 11300170, 18564565, 25990391, 37129130, 51980782, 129951955, 259903910]

約数ペア:

[(1, 259903910), (2, 129951955), (5, 51980782), (7, 37129130), (10, 25990391), (14, 18564565), (23, 11300170), (35, 7425826), (37, 7024430), (46, 5650085), (70, 3712913), (74, 3512215), (115, 2260034), (161, 1614310), (185, 1404886), (230, 1130017), (259, 1003490), (322, 807155), (370, 702443), (518, 501745), (805, 322862), (851, 305410), (1295, 200698), (1610, 161431), (1702, 152705), (2590, 100349), (4255, 61082), (4363, 59570), (5957, 43630), (8510, 30541), (8726, 29785), (11914, 21815)]