78614590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4649}}^1$

素因数の和:4764

約数の個数: 32

約数和(自身を含む): 150660000

約数和(自身を除く): 72045410

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 4649, 8455, 9298, 16910, 23245, 46490, 88331, 176662, 413761, 441655, 827522, 883310, 2068805, 4137610, 7861459, 15722918, 39307295, 78614590]

約数ペア:

[(1, 78614590), (2, 39307295), (5, 15722918), (10, 7861459), (19, 4137610), (38, 2068805), (89, 883310), (95, 827522), (178, 441655), (190, 413761), (445, 176662), (890, 88331), (1691, 46490), (3382, 23245), (4649, 16910), (8455, 9298)]