80556872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19477}}^1$

素因数の和:19541

約数の個数: 32

約数和(自身を含む): 168289920

約数和(自身を除く): 87733048

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 19477, 38954, 77908, 155816, 214247, 428494, 856988, 915419, 1713976, 1830838, 3661676, 7323352, 10069609, 20139218, 40278436, 80556872]

約数ペア:

[(1, 80556872), (2, 40278436), (4, 20139218), (8, 10069609), (11, 7323352), (22, 3661676), (44, 1830838), (47, 1713976), (88, 915419), (94, 856988), (188, 428494), (376, 214247), (517, 155816), (1034, 77908), (2068, 38954), (4136, 19477)]