67231690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{821}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 127837440

約数和(自身を除く): 60605750

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 431, 821, 862, 1642, 2155, 4105, 4310, 8189, 8210, 15599, 16378, 31198, 40945, 77995, 81890, 155990, 353851, 707702, 1769255, 3538510, 6723169, 13446338, 33615845, 67231690]

約数ペア:

[(1, 67231690), (2, 33615845), (5, 13446338), (10, 6723169), (19, 3538510), (38, 1769255), (95, 707702), (190, 353851), (431, 155990), (821, 81890), (862, 77995), (1642, 40945), (2155, 31198), (4105, 16378), (4310, 15599), (8189, 8210)]