65336880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38891}}^1$

素因数の和:38914

約数の個数: 80

約数和(自身を含む): 231485184

約数和(自身を除く): 166148304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38891, 77782, 116673, 155564, 194455, 233346, 272237, 311128, 388910, 466692, 544474, 583365, 622256, 777820, 816711, 933384, 1088948, 1166730, 1361185, 1555640, 1633422, 1866768, 2177896, 2333460, 2722370, 3111280, 3266844, 4083555, 4355792, 4666920, 5444740, 6533688, 8167110, 9333840, 10889480, 13067376, 16334220, 21778960, 32668440, 65336880]

約数ペア:

[(1, 65336880), (2, 32668440), (3, 21778960), (4, 16334220), (5, 13067376), (6, 10889480), (7, 9333840), (8, 8167110), (10, 6533688), (12, 5444740), (14, 4666920), (15, 4355792), (16, 4083555), (20, 3266844), (21, 3111280), (24, 2722370), (28, 2333460), (30, 2177896), (35, 1866768), (40, 1633422), (42, 1555640), (48, 1361185), (56, 1166730), (60, 1088948), (70, 933384), (80, 816711), (84, 777820), (105, 622256), (112, 583365), (120, 544474), (140, 466692), (168, 388910), (210, 311128), (240, 272237), (280, 233346), (336, 194455), (420, 155564), (560, 116673), (840, 77782), (1680, 38891)]