145102280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{859}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 338083200

約数和(自身を除く): 192980920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 328, 410, 412, 515, 820, 824, 859, 1030, 1640, 1718, 2060, 3436, 4120, 4223, 4295, 6872, 8446, 8590, 16892, 17180, 21115, 33784, 34360, 35219, 42230, 70438, 84460, 88477, 140876, 168920, 176095, 176954, 281752, 352190, 353908, 442385, 704380, 707816, 884770, 1408760, 1769540, 3539080, 3627557, 7255114, 14510228, 18137785, 29020456, 36275570, 72551140, 145102280]

約数ペア:

[(1, 145102280), (2, 72551140), (4, 36275570), (5, 29020456), (8, 18137785), (10, 14510228), (20, 7255114), (40, 3627557), (41, 3539080), (82, 1769540), (103, 1408760), (164, 884770), (205, 707816), (206, 704380), (328, 442385), (410, 353908), (412, 352190), (515, 281752), (820, 176954), (824, 176095), (859, 168920), (1030, 140876), (1640, 88477), (1718, 84460), (2060, 70438), (3436, 42230), (4120, 35219), (4223, 34360), (4295, 33784), (6872, 21115), (8446, 17180), (8590, 16892)]