31677883925

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 42798097056

約数和(自身を除く): 11120213131

約数列:

[1, 5, 25, 29, 37, 43, 145, 185, 215, 725, 841, 925, 947, 1073, 1075, 1247, 1591, 4205, 4735, 5365, 6235, 7955, 21025, 23675, 26825, 27463, 31117, 31175, 35039, 36163, 39775, 40721, 46139, 137315, 155585, 175195, 180815, 203605, 230695, 686575, 777925, 796427, 875975, 904075, 1016131, 1018025, 1153475, 1180909, 1338031, 1506677, 3982135, 5080655, 5904545, 6690155, 7533385, 19910675, 25403275, 29467799, 29522725, 33450775, 34246361, 37666925, 43693633, 147338995, 171231805, 218468165, 736694975, 856159025, 1092340825, 1267115357, 6335576785, 31677883925]

約数ペア:

[(1, 31677883925), (5, 6335576785), (25, 1267115357), (29, 1092340825), (37, 856159025), (43, 736694975), (145, 218468165), (185, 171231805), (215, 147338995), (725, 43693633), (841, 37666925), (925, 34246361), (947, 33450775), (1073, 29522725), (1075, 29467799), (1247, 25403275), (1591, 19910675), (4205, 7533385), (4735, 6690155), (5365, 5904545), (6235, 5080655), (7955, 3982135), (21025, 1506677), (23675, 1338031), (26825, 1180909), (27463, 1153475), (31117, 1018025), (31175, 1016131), (35039, 904075), (36163, 875975), (39775, 796427), (40721, 777925), (46139, 686575), (137315, 230695), (155585, 203605), (175195, 180815)]