18061301925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{59771}}^1$

素因数の和:59883

約数の個数: 72

約数和(自身を含む): 34686887040

約数和(自身を除く): 16625585115

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 79, 85, 153, 225, 237, 255, 395, 425, 711, 765, 1185, 1275, 1343, 1975, 3555, 3825, 4029, 5925, 6715, 12087, 17775, 20145, 33575, 59771, 60435, 100725, 179313, 298855, 302175, 537939, 896565, 1016107, 1494275, 2689695, 3048321, 4482825, 4721909, 5080535, 9144963, 13448475, 14165727, 15241605, 23609545, 25402675, 42497181, 45724815, 70828635, 76208025, 80272453, 118047725, 212485905, 228624075, 240817359, 354143175, 401362265, 722452077, 1062429525, 1204086795, 2006811325, 3612260385, 6020433975, 18061301925]

約数ペア:

[(1, 18061301925), (3, 6020433975), (5, 3612260385), (9, 2006811325), (15, 1204086795), (17, 1062429525), (25, 722452077), (45, 401362265), (51, 354143175), (75, 240817359), (79, 228624075), (85, 212485905), (153, 118047725), (225, 80272453), (237, 76208025), (255, 70828635), (395, 45724815), (425, 42497181), (711, 25402675), (765, 23609545), (1185, 15241605), (1275, 14165727), (1343, 13448475), (1975, 9144963), (3555, 5080535), (3825, 4721909), (4029, 4482825), (5925, 3048321), (6715, 2689695), (12087, 1494275), (17775, 1016107), (20145, 896565), (33575, 537939), (59771, 302175), (60435, 298855), (100725, 179313)]