78112160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:838

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 135261280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 97, 112, 140, 160, 194, 224, 280, 388, 485, 560, 679, 719, 776, 970, 1120, 1358, 1438, 1552, 1940, 2716, 2876, 3104, 3395, 3595, 3880, 5033, 5432, 5752, 6790, 7190, 7760, 10066, 10864, 11504, 13580, 14380, 15520, 20132, 21728, 23008, 25165, 27160, 28760, 40264, 50330, 54320, 57520, 69743, 80528, 100660, 108640, 115040, 139486, 161056, 201320, 278972, 348715, 402640, 488201, 557944, 697430, 805280, 976402, 1115888, 1394860, 1952804, 2231776, 2441005, 2789720, 3905608, 4882010, 5579440, 7811216, 9764020, 11158880, 15622432, 19528040, 39056080, 78112160]

約数ペア:

[(1, 78112160), (2, 39056080), (4, 19528040), (5, 15622432), (7, 11158880), (8, 9764020), (10, 7811216), (14, 5579440), (16, 4882010), (20, 3905608), (28, 2789720), (32, 2441005), (35, 2231776), (40, 1952804), (56, 1394860), (70, 1115888), (80, 976402), (97, 805280), (112, 697430), (140, 557944), (160, 488201), (194, 402640), (224, 348715), (280, 278972), (388, 201320), (485, 161056), (560, 139486), (679, 115040), (719, 108640), (776, 100660), (970, 80528), (1120, 69743), (1358, 57520), (1438, 54320), (1552, 50330), (1940, 40264), (2716, 28760), (2876, 27160), (3104, 25165), (3395, 23008), (3595, 21728), (3880, 20132), (5033, 15520), (5432, 14380), (5752, 13580), (6790, 11504), (7190, 10864), (7760, 10066)]