203679905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 321753600

約数和(自身を除く): 118073695

約数列:

[1, 5, 11, 13, 19, 29, 47, 55, 65, 95, 121, 143, 145, 209, 235, 247, 319, 377, 517, 551, 605, 611, 715, 893, 1045, 1235, 1363, 1573, 1595, 1885, 2299, 2585, 2717, 2755, 3055, 3509, 4147, 4465, 5687, 6061, 6721, 6815, 7163, 7865, 9823, 11495, 11609, 13585, 14993, 17545, 17719, 20735, 25897, 28435, 29887, 30305, 33605, 35815, 45617, 49115, 58045, 66671, 73931, 74965, 78793, 88595, 108053, 127699, 129485, 149435, 164923, 194909, 228085, 284867, 333355, 336661, 369655, 393965, 540265, 638495, 824615, 866723, 974545, 1404689, 1424335, 1683305, 2143999, 3133537, 3703271, 4333615, 7023445, 10719995, 15667685, 18516355, 40735981, 203679905]

約数ペア:

[(1, 203679905), (5, 40735981), (11, 18516355), (13, 15667685), (19, 10719995), (29, 7023445), (47, 4333615), (55, 3703271), (65, 3133537), (95, 2143999), (121, 1683305), (143, 1424335), (145, 1404689), (209, 974545), (235, 866723), (247, 824615), (319, 638495), (377, 540265), (517, 393965), (551, 369655), (605, 336661), (611, 333355), (715, 284867), (893, 228085), (1045, 194909), (1235, 164923), (1363, 149435), (1573, 129485), (1595, 127699), (1885, 108053), (2299, 88595), (2585, 78793), (2717, 74965), (2755, 73931), (3055, 66671), (3509, 58045), (4147, 49115), (4465, 45617), (5687, 35815), (6061, 33605), (6721, 30305), (6815, 29887), (7163, 28435), (7865, 25897), (9823, 20735), (11495, 17719), (11609, 17545), (13585, 14993)]