80869652

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{1223}}^1$

素因数の和:1559

約数の個数: 24

約数和(自身を含む): 144490752

約数和(自身を除く): 63621100

約数列:

[1, 2, 4, 61, 122, 244, 271, 542, 1084, 1223, 2446, 4892, 16531, 33062, 66124, 74603, 149206, 298412, 331433, 662866, 1325732, 20217413, 40434826, 80869652]

約数ペア:

[(1, 80869652), (2, 40434826), (4, 20217413), (61, 1325732), (122, 662866), (244, 331433), (271, 298412), (542, 149206), (1084, 74603), (1223, 66124), (2446, 33062), (4892, 16531)]