16179280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 41497344

約数和(自身を除く): 25318064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 331, 376, 470, 520, 611, 662, 752, 940, 1040, 1222, 1324, 1655, 1880, 2444, 2648, 3055, 3310, 3760, 4303, 4888, 5296, 6110, 6620, 8606, 9776, 12220, 13240, 15557, 17212, 21515, 24440, 26480, 31114, 34424, 43030, 48880, 62228, 68848, 77785, 86060, 124456, 155570, 172120, 202241, 248912, 311140, 344240, 404482, 622280, 808964, 1011205, 1244560, 1617928, 2022410, 3235856, 4044820, 8089640, 16179280]

約数ペア:

[(1, 16179280), (2, 8089640), (4, 4044820), (5, 3235856), (8, 2022410), (10, 1617928), (13, 1244560), (16, 1011205), (20, 808964), (26, 622280), (40, 404482), (47, 344240), (52, 311140), (65, 248912), (80, 202241), (94, 172120), (104, 155570), (130, 124456), (188, 86060), (208, 77785), (235, 68848), (260, 62228), (331, 48880), (376, 43030), (470, 34424), (520, 31114), (611, 26480), (662, 24440), (752, 21515), (940, 17212), (1040, 15557), (1222, 13240), (1324, 12220), (1655, 9776), (1880, 8606), (2444, 6620), (2648, 6110), (3055, 5296), (3310, 4888), (3760, 4303)]