66715875

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1965

約数の個数: 48

約数和(自身を含む): 124210944

約数和(自身を除く): 57495069

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 775, 1125, 1395, 1913, 2325, 3875, 5739, 6975, 9565, 11625, 17217, 28695, 34875, 47825, 59303, 86085, 143475, 177909, 239125, 296515, 430425, 533727, 717375, 889545, 1482575, 2152125, 2668635, 4447725, 7412875, 13343175, 22238625, 66715875]

約数ペア:

[(1, 66715875), (3, 22238625), (5, 13343175), (9, 7412875), (15, 4447725), (25, 2668635), (31, 2152125), (45, 1482575), (75, 889545), (93, 717375), (125, 533727), (155, 430425), (225, 296515), (279, 239125), (375, 177909), (465, 143475), (775, 86085), (1125, 59303), (1395, 47825), (1913, 34875), (2325, 28695), (3875, 17217), (5739, 11625), (6975, 9565)]