28989200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 90

約数和(自身を含む): 73337754

約数和(自身を除く): 44348554

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 137, 184, 200, 230, 274, 368, 400, 460, 529, 548, 575, 685, 920, 1058, 1096, 1150, 1370, 1840, 2116, 2192, 2300, 2645, 2740, 3151, 3425, 4232, 4600, 5290, 5480, 6302, 6850, 8464, 9200, 10580, 10960, 12604, 13225, 13700, 15755, 21160, 25208, 26450, 27400, 31510, 42320, 50416, 52900, 54800, 63020, 72473, 78775, 105800, 126040, 144946, 157550, 211600, 252080, 289892, 315100, 362365, 579784, 630200, 724730, 1159568, 1260400, 1449460, 1811825, 2898920, 3623650, 5797840, 7247300, 14494600, 28989200]

約数ペア:

[(1, 28989200), (2, 14494600), (4, 7247300), (5, 5797840), (8, 3623650), (10, 2898920), (16, 1811825), (20, 1449460), (23, 1260400), (25, 1159568), (40, 724730), (46, 630200), (50, 579784), (80, 362365), (92, 315100), (100, 289892), (115, 252080), (137, 211600), (184, 157550), (200, 144946), (230, 126040), (274, 105800), (368, 78775), (400, 72473), (460, 63020), (529, 54800), (548, 52900), (575, 50416), (685, 42320), (920, 31510), (1058, 27400), (1096, 26450), (1150, 25208), (1370, 21160), (1840, 15755), (2116, 13700), (2192, 13225), (2300, 12604), (2645, 10960), (2740, 10580), (3151, 9200), (3425, 8464), (4232, 6850), (4600, 6302), (5290, 5480)]