82869815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 44863945

約数列:

[1, 5, 7, 17, 35, 41, 43, 79, 85, 119, 205, 215, 287, 301, 395, 553, 595, 697, 731, 1343, 1435, 1505, 1763, 2765, 3239, 3397, 3485, 3655, 4879, 5117, 6715, 8815, 9401, 12341, 16195, 16985, 22673, 23779, 24395, 25585, 29971, 47005, 55063, 57749, 61705, 113365, 118895, 139277, 149855, 209797, 275315, 288745, 385441, 404243, 696385, 974939, 1048985, 1927205, 2021215, 2367709, 4874695, 11838545, 16573963, 82869815]

約数ペア:

[(1, 82869815), (5, 16573963), (7, 11838545), (17, 4874695), (35, 2367709), (41, 2021215), (43, 1927205), (79, 1048985), (85, 974939), (119, 696385), (205, 404243), (215, 385441), (287, 288745), (301, 275315), (395, 209797), (553, 149855), (595, 139277), (697, 118895), (731, 113365), (1343, 61705), (1435, 57749), (1505, 55063), (1763, 47005), (2765, 29971), (3239, 25585), (3397, 24395), (3485, 23779), (3655, 22673), (4879, 16985), (5117, 16195), (6715, 12341), (8815, 9401)]