8215666585

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 12782810880

約数和(自身を除く): 4567144295

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 115, 119, 139, 161, 245, 391, 595, 617, 695, 805, 833, 973, 1127, 1955, 2363, 2737, 3085, 3197, 4165, 4319, 4865, 5635, 6811, 10489, 11815, 13685, 14191, 15985, 16541, 19159, 21595, 22379, 30233, 34055, 52445, 54349, 70955, 73423, 82705, 85763, 95795, 99337, 111895, 115787, 151165, 156653, 241247, 271745, 367115, 380443, 428815, 496685, 513961, 578935, 600341, 695359, 783265, 1206235, 1457971, 1688729, 1902215, 1972549, 2569805, 2663101, 3001705, 3476795, 4202387, 7289855, 8443645, 9862745, 10205797, 11821103, 13315505, 13807843, 21011935, 33533333, 51028985, 59105515, 69039215, 71440579, 96654901, 167666665, 234733331, 357202895, 483274505, 1173666655, 1643133317, 8215666585]

約数ペア:

[(1, 8215666585), (5, 1643133317), (7, 1173666655), (17, 483274505), (23, 357202895), (35, 234733331), (49, 167666665), (85, 96654901), (115, 71440579), (119, 69039215), (139, 59105515), (161, 51028985), (245, 33533333), (391, 21011935), (595, 13807843), (617, 13315505), (695, 11821103), (805, 10205797), (833, 9862745), (973, 8443645), (1127, 7289855), (1955, 4202387), (2363, 3476795), (2737, 3001705), (3085, 2663101), (3197, 2569805), (4165, 1972549), (4319, 1902215), (4865, 1688729), (5635, 1457971), (6811, 1206235), (10489, 783265), (11815, 695359), (13685, 600341), (14191, 578935), (15985, 513961), (16541, 496685), (19159, 428815), (21595, 380443), (22379, 367115), (30233, 271745), (34055, 241247), (52445, 156653), (54349, 151165), (70955, 115787), (73423, 111895), (82705, 99337), (85763, 95795)]