15989500

素因数分解:

$2^2\times 5^3\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 35354592

約数和(自身を除く): 19365092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 226, 250, 283, 452, 500, 565, 566, 1130, 1132, 1415, 2260, 2825, 2830, 5650, 5660, 7075, 11300, 14125, 14150, 28250, 28300, 31979, 35375, 56500, 63958, 70750, 127916, 141500, 159895, 319790, 639580, 799475, 1598950, 3197900, 3997375, 7994750, 15989500]

約数ペア:

[(1, 15989500), (2, 7994750), (4, 3997375), (5, 3197900), (10, 1598950), (20, 799475), (25, 639580), (50, 319790), (100, 159895), (113, 141500), (125, 127916), (226, 70750), (250, 63958), (283, 56500), (452, 35375), (500, 31979), (565, 28300), (566, 28250), (1130, 14150), (1132, 14125), (1415, 11300), (2260, 7075), (2825, 5660), (2830, 5650)]