81116035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 137733120

約数和(自身を除く): 56617085

約数列:

[1, 5, 7, 11, 13, 19, 35, 55, 65, 77, 91, 95, 133, 143, 209, 247, 385, 455, 665, 715, 853, 1001, 1045, 1235, 1463, 1729, 2717, 4265, 5005, 5971, 7315, 8645, 9383, 11089, 13585, 16207, 19019, 29855, 46915, 55445, 65681, 77623, 81035, 95095, 113449, 121979, 178277, 210691, 328405, 388115, 567245, 609895, 853853, 891385, 1053455, 1247939, 1474837, 2317601, 4269265, 6239695, 7374185, 11588005, 16223207, 81116035]

約数ペア:

[(1, 81116035), (5, 16223207), (7, 11588005), (11, 7374185), (13, 6239695), (19, 4269265), (35, 2317601), (55, 1474837), (65, 1247939), (77, 1053455), (91, 891385), (95, 853853), (133, 609895), (143, 567245), (209, 388115), (247, 328405), (385, 210691), (455, 178277), (665, 121979), (715, 113449), (853, 95095), (1001, 81035), (1045, 77623), (1235, 65681), (1463, 55445), (1729, 46915), (2717, 29855), (4265, 19019), (5005, 16207), (5971, 13585), (7315, 11089), (8645, 9383)]