28537400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1471}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 67079040

約数和(自身を除く): 38541640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1471, 1940, 2425, 2942, 3880, 4850, 5884, 7355, 9700, 11768, 14710, 19400, 29420, 36775, 58840, 73550, 142687, 147100, 285374, 294200, 570748, 713435, 1141496, 1426870, 2853740, 3567175, 5707480, 7134350, 14268700, 28537400]

約数ペア:

[(1, 28537400), (2, 14268700), (4, 7134350), (5, 5707480), (8, 3567175), (10, 2853740), (20, 1426870), (25, 1141496), (40, 713435), (50, 570748), (97, 294200), (100, 285374), (194, 147100), (200, 142687), (388, 73550), (485, 58840), (776, 36775), (970, 29420), (1471, 19400), (1940, 14710), (2425, 11768), (2942, 9700), (3880, 7355), (4850, 5884)]