286860320

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2797}}^1$

素因数の和:3453

約数の個数: 48

約数和(自身を含む): 679007448

約数和(自身を除く): 392147128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 2564, 2797, 3205, 5128, 5594, 6410, 10256, 11188, 12820, 13985, 20512, 22376, 25640, 27970, 44752, 51280, 55940, 89504, 102560, 111880, 223760, 447520, 1792877, 3585754, 7171508, 8964385, 14343016, 17928770, 28686032, 35857540, 57372064, 71715080, 143430160, 286860320]

約数ペア:

[(1, 286860320), (2, 143430160), (4, 71715080), (5, 57372064), (8, 35857540), (10, 28686032), (16, 17928770), (20, 14343016), (32, 8964385), (40, 7171508), (80, 3585754), (160, 1792877), (641, 447520), (1282, 223760), (2564, 111880), (2797, 102560), (3205, 89504), (5128, 55940), (5594, 51280), (6410, 44752), (10256, 27970), (11188, 25640), (12820, 22376), (13985, 20512)]