25431136

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 52629696

約数和(自身を除く): 27198560

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 74, 94, 148, 188, 296, 376, 457, 592, 752, 914, 1184, 1504, 1739, 1828, 3478, 3656, 6956, 7312, 13912, 14624, 16909, 21479, 27824, 33818, 42958, 55648, 67636, 85916, 135272, 171832, 270544, 343664, 541088, 687328, 794723, 1589446, 3178892, 6357784, 12715568, 25431136]

約数ペア:

[(1, 25431136), (2, 12715568), (4, 6357784), (8, 3178892), (16, 1589446), (32, 794723), (37, 687328), (47, 541088), (74, 343664), (94, 270544), (148, 171832), (188, 135272), (296, 85916), (376, 67636), (457, 55648), (592, 42958), (752, 33818), (914, 27824), (1184, 21479), (1504, 16909), (1739, 14624), (1828, 13912), (3478, 7312), (3656, 6956)]