680392185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7001}}^1$

素因数の和:7070

約数の個数: 64

約数和(自身を含む): 1290608640

約数和(自身を除く): 610216455

約数列:

[1, 3, 5, 11, 15, 19, 31, 33, 55, 57, 93, 95, 155, 165, 209, 285, 341, 465, 589, 627, 1023, 1045, 1705, 1767, 2945, 3135, 5115, 6479, 7001, 8835, 19437, 21003, 32395, 35005, 77011, 97185, 105015, 133019, 217031, 231033, 385055, 399057, 651093, 665095, 1085155, 1155165, 1463209, 1995285, 2387341, 3255465, 4123589, 4389627, 7162023, 7316045, 11936705, 12370767, 20617945, 21948135, 35810115, 45359479, 61853835, 136078437, 226797395, 680392185]

約数ペア:

[(1, 680392185), (3, 226797395), (5, 136078437), (11, 61853835), (15, 45359479), (19, 35810115), (31, 21948135), (33, 20617945), (55, 12370767), (57, 11936705), (93, 7316045), (95, 7162023), (155, 4389627), (165, 4123589), (209, 3255465), (285, 2387341), (341, 1995285), (465, 1463209), (589, 1155165), (627, 1085155), (1023, 665095), (1045, 651093), (1705, 399057), (1767, 385055), (2945, 231033), (3135, 217031), (5115, 133019), (6479, 105015), (7001, 97185), (8835, 77011), (19437, 35005), (21003, 32395)]