71717745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 58919055

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 59, 139, 159, 165, 177, 265, 295, 417, 583, 649, 695, 795, 885, 1529, 1749, 1947, 2085, 2915, 3127, 3245, 4587, 7367, 7645, 8201, 8745, 9381, 9735, 15635, 22101, 22935, 24603, 34397, 36835, 41005, 46905, 81037, 90211, 103191, 110505, 123015, 171985, 243111, 270633, 405185, 434653, 451055, 515955, 1215555, 1303959, 1353165, 2173265, 4781183, 6519795, 14343549, 23905915, 71717745]

約数ペア:

[(1, 71717745), (3, 23905915), (5, 14343549), (11, 6519795), (15, 4781183), (33, 2173265), (53, 1353165), (55, 1303959), (59, 1215555), (139, 515955), (159, 451055), (165, 434653), (177, 405185), (265, 270633), (295, 243111), (417, 171985), (583, 123015), (649, 110505), (695, 103191), (795, 90211), (885, 81037), (1529, 46905), (1749, 41005), (1947, 36835), (2085, 34397), (2915, 24603), (3127, 22935), (3245, 22101), (4587, 15635), (7367, 9735), (7645, 9381), (8201, 8745)]