20347931025

素因数分解:

$3^4\times 5^2\times {\mathrm{2659}}^1\times {\mathrm{3779}}^1$

素因数の和:6460

約数の個数: 60

約数和(自身を含む): 37715554800

約数和(自身を除く): 17367623775

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 2659, 3779, 7977, 11337, 13295, 18895, 23931, 34011, 39885, 56685, 66475, 71793, 94475, 102033, 119655, 170055, 199425, 215379, 283425, 306099, 358965, 510165, 598275, 850275, 1076895, 1530495, 1794825, 2550825, 5384475, 7652475, 10048361, 30145083, 50241805, 90435249, 150725415, 251209025, 271305747, 452176245, 753627075, 813917241, 1356528735, 2260881225, 4069586205, 6782643675, 20347931025]

約数ペア:

[(1, 20347931025), (3, 6782643675), (5, 4069586205), (9, 2260881225), (15, 1356528735), (25, 813917241), (27, 753627075), (45, 452176245), (75, 271305747), (81, 251209025), (135, 150725415), (225, 90435249), (405, 50241805), (675, 30145083), (2025, 10048361), (2659, 7652475), (3779, 5384475), (7977, 2550825), (11337, 1794825), (13295, 1530495), (18895, 1076895), (23931, 850275), (34011, 598275), (39885, 510165), (56685, 358965), (66475, 306099), (71793, 283425), (94475, 215379), (102033, 199425), (119655, 170055)]