28641250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{2083}}^1$

素因数の和:2116

約数の個数: 40

約数和(自身を含む): 58593744

約数和(自身を除く): 29952494

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2083, 2750, 4166, 6875, 10415, 13750, 20830, 22913, 45826, 52075, 104150, 114565, 229130, 260375, 520750, 572825, 1145650, 1301875, 2603750, 2864125, 5728250, 14320625, 28641250]

約数ペア:

[(1, 28641250), (2, 14320625), (5, 5728250), (10, 2864125), (11, 2603750), (22, 1301875), (25, 1145650), (50, 572825), (55, 520750), (110, 260375), (125, 229130), (250, 114565), (275, 104150), (550, 52075), (625, 45826), (1250, 22913), (1375, 20830), (2083, 13750), (2750, 10415), (4166, 6875)]