80824240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1429}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 217039680

約数和(自身を除く): 136215440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1429, 1616, 2020, 2828, 2858, 3535, 4040, 5656, 5716, 7070, 7145, 8080, 10003, 11312, 11432, 14140, 14290, 20006, 22864, 28280, 28580, 40012, 50015, 56560, 57160, 80024, 100030, 114320, 144329, 160048, 200060, 288658, 400120, 577316, 721645, 800240, 1010303, 1154632, 1443290, 2020606, 2309264, 2886580, 4041212, 5051515, 5773160, 8082424, 10103030, 11546320, 16164848, 20206060, 40412120, 80824240]

約数ペア:

[(1, 80824240), (2, 40412120), (4, 20206060), (5, 16164848), (7, 11546320), (8, 10103030), (10, 8082424), (14, 5773160), (16, 5051515), (20, 4041212), (28, 2886580), (35, 2309264), (40, 2020606), (56, 1443290), (70, 1154632), (80, 1010303), (101, 800240), (112, 721645), (140, 577316), (202, 400120), (280, 288658), (404, 200060), (505, 160048), (560, 144329), (707, 114320), (808, 100030), (1010, 80024), (1414, 57160), (1429, 56560), (1616, 50015), (2020, 40012), (2828, 28580), (2858, 28280), (3535, 22864), (4040, 20006), (5656, 14290), (5716, 14140), (7070, 11432), (7145, 11312), (8080, 10003)]