17857700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 44913792

約数和(自身を除く): 27056092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 263, 350, 388, 485, 526, 679, 700, 970, 1052, 1315, 1358, 1841, 1940, 2425, 2630, 2716, 3395, 3682, 4850, 5260, 6575, 6790, 7364, 9205, 9700, 13150, 13580, 16975, 18410, 25511, 26300, 33950, 36820, 46025, 51022, 67900, 92050, 102044, 127555, 178577, 184100, 255110, 357154, 510220, 637775, 714308, 892885, 1275550, 1785770, 2551100, 3571540, 4464425, 8928850, 17857700]

約数ペア:

[(1, 17857700), (2, 8928850), (4, 4464425), (5, 3571540), (7, 2551100), (10, 1785770), (14, 1275550), (20, 892885), (25, 714308), (28, 637775), (35, 510220), (50, 357154), (70, 255110), (97, 184100), (100, 178577), (140, 127555), (175, 102044), (194, 92050), (263, 67900), (350, 51022), (388, 46025), (485, 36820), (526, 33950), (679, 26300), (700, 25511), (970, 18410), (1052, 16975), (1315, 13580), (1358, 13150), (1841, 9700), (1940, 9205), (2425, 7364), (2630, 6790), (2716, 6575), (3395, 5260), (3682, 4850)]