66784415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 88231680

約数和(自身を除く): 21447265

約数列:

[1, 5, 17, 47, 73, 85, 229, 235, 365, 799, 1145, 1241, 3431, 3893, 3995, 6205, 10763, 16717, 17155, 19465, 53815, 58327, 83585, 182971, 284189, 291635, 785699, 914855, 1420945, 3928495, 13356883, 66784415]

約数ペア:

[(1, 66784415), (5, 13356883), (17, 3928495), (47, 1420945), (73, 914855), (85, 785699), (229, 291635), (235, 284189), (365, 182971), (799, 83585), (1145, 58327), (1241, 53815), (3431, 19465), (3893, 17155), (3995, 16717), (6205, 10763)]