20117363695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{7489}}^1$

素因数の和:7565

約数の個数: 72

約数和(自身を含む): 30297289680

約数和(自身を除く): 10179925985

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 169, 187, 221, 289, 715, 845, 935, 1105, 1445, 1859, 2431, 2873, 3179, 3757, 7489, 9295, 12155, 14365, 15895, 18785, 31603, 37445, 41327, 48841, 82379, 97357, 127313, 158015, 206635, 244205, 411895, 486785, 537251, 636565, 1070927, 1265641, 1400443, 1655069, 2164321, 2686255, 5354635, 6328205, 7002215, 8275345, 10821605, 13922051, 18205759, 21515897, 23807531, 28136173, 69610255, 91028795, 107579485, 119037655, 140680865, 236674867, 309497903, 365770249, 1183374335, 1547489515, 1828851245, 4023472739, 20117363695]

約数ペア:

[(1, 20117363695), (5, 4023472739), (11, 1828851245), (13, 1547489515), (17, 1183374335), (55, 365770249), (65, 309497903), (85, 236674867), (143, 140680865), (169, 119037655), (187, 107579485), (221, 91028795), (289, 69610255), (715, 28136173), (845, 23807531), (935, 21515897), (1105, 18205759), (1445, 13922051), (1859, 10821605), (2431, 8275345), (2873, 7002215), (3179, 6328205), (3757, 5354635), (7489, 2686255), (9295, 2164321), (12155, 1655069), (14365, 1400443), (15895, 1265641), (18785, 1070927), (31603, 636565), (37445, 537251), (41327, 486785), (48841, 411895), (82379, 244205), (97357, 206635), (127313, 158015)]