78914342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 131090400

約数和(自身を除く): 52176058

約数列:

[1, 2, 13, 26, 67, 89, 134, 178, 509, 871, 1018, 1157, 1742, 2314, 5963, 6617, 11926, 13234, 34103, 45301, 68206, 77519, 90602, 155038, 443339, 588913, 886678, 1177826, 3035167, 6070334, 39457171, 78914342]

約数ペア:

[(1, 78914342), (2, 39457171), (13, 6070334), (26, 3035167), (67, 1177826), (89, 886678), (134, 588913), (178, 443339), (509, 155038), (871, 90602), (1018, 77519), (1157, 68206), (1742, 45301), (2314, 34103), (5963, 13234), (6617, 11926)]