28608200

素因数分解:

$2^3\times 5^2\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 66872580

約数和(自身を除く): 38264380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 313, 457, 626, 914, 1252, 1565, 1828, 2285, 2504, 3130, 3656, 4570, 6260, 7825, 9140, 11425, 12520, 15650, 18280, 22850, 31300, 45700, 62600, 91400, 143041, 286082, 572164, 715205, 1144328, 1430410, 2860820, 3576025, 5721640, 7152050, 14304100, 28608200]

約数ペア:

[(1, 28608200), (2, 14304100), (4, 7152050), (5, 5721640), (8, 3576025), (10, 2860820), (20, 1430410), (25, 1144328), (40, 715205), (50, 572164), (100, 286082), (200, 143041), (313, 91400), (457, 62600), (626, 45700), (914, 31300), (1252, 22850), (1565, 18280), (1828, 15650), (2285, 12520), (2504, 11425), (3130, 9140), (3656, 7825), (4570, 6260)]