80065960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1439}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 195955200

約数和(自身を除く): 115889240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1391, 1439, 2140, 2782, 2878, 4280, 5564, 5756, 6955, 7195, 11128, 11512, 13910, 14390, 18707, 27820, 28780, 37414, 55640, 57560, 74828, 93535, 149656, 153973, 187070, 307946, 374140, 615892, 748280, 769865, 1231784, 1539730, 2001649, 3079460, 4003298, 6158920, 8006596, 10008245, 16013192, 20016490, 40032980, 80065960]

約数ペア:

[(1, 80065960), (2, 40032980), (4, 20016490), (5, 16013192), (8, 10008245), (10, 8006596), (13, 6158920), (20, 4003298), (26, 3079460), (40, 2001649), (52, 1539730), (65, 1231784), (104, 769865), (107, 748280), (130, 615892), (214, 374140), (260, 307946), (428, 187070), (520, 153973), (535, 149656), (856, 93535), (1070, 74828), (1391, 57560), (1439, 55640), (2140, 37414), (2782, 28780), (2878, 27820), (4280, 18707), (5564, 14390), (5756, 13910), (6955, 11512), (7195, 11128)]