81647610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{617}}^1$

素因数の和:1039

約数の個数: 64

約数和(自身を含む): 214648704

約数和(自身を除く): 133001094

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 401, 617, 802, 1203, 1234, 1851, 2005, 2406, 3085, 3702, 4010, 4411, 6015, 6170, 6787, 8822, 9255, 12030, 13233, 13574, 18510, 20361, 22055, 26466, 33935, 40722, 44110, 66165, 67870, 101805, 132330, 203610, 247417, 494834, 742251, 1237085, 1484502, 2474170, 2721587, 3711255, 5443174, 7422510, 8164761, 13607935, 16329522, 27215870, 40823805, 81647610]

約数ペア:

[(1, 81647610), (2, 40823805), (3, 27215870), (5, 16329522), (6, 13607935), (10, 8164761), (11, 7422510), (15, 5443174), (22, 3711255), (30, 2721587), (33, 2474170), (55, 1484502), (66, 1237085), (110, 742251), (165, 494834), (330, 247417), (401, 203610), (617, 132330), (802, 101805), (1203, 67870), (1234, 66165), (1851, 44110), (2005, 40722), (2406, 33935), (3085, 26466), (3702, 22055), (4010, 20361), (4411, 18510), (6015, 13574), (6170, 13233), (6787, 12030), (8822, 9255)]