79890730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{829}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 150595200

約数和(自身を除く): 70704470

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 419, 829, 838, 1658, 2095, 4145, 4190, 8290, 9637, 19067, 19274, 38134, 48185, 95335, 96370, 190670, 347351, 694702, 1736755, 3473510, 7989073, 15978146, 39945365, 79890730]

約数ペア:

[(1, 79890730), (2, 39945365), (5, 15978146), (10, 7989073), (23, 3473510), (46, 1736755), (115, 694702), (230, 347351), (419, 190670), (829, 96370), (838, 95335), (1658, 48185), (2095, 38134), (4145, 19274), (4190, 19067), (8290, 9637)]