25978270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{631}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 49144320

約数和(自身を除く): 23166050

約数列:

[1, 2, 5, 10, 23, 46, 115, 179, 230, 358, 631, 895, 1262, 1790, 3155, 4117, 6310, 8234, 14513, 20585, 29026, 41170, 72565, 112949, 145130, 225898, 564745, 1129490, 2597827, 5195654, 12989135, 25978270]

約数ペア:

[(1, 25978270), (2, 12989135), (5, 5195654), (10, 2597827), (23, 1129490), (46, 564745), (115, 225898), (179, 145130), (230, 112949), (358, 72565), (631, 41170), (895, 29026), (1262, 20585), (1790, 14513), (3155, 8234), (4117, 6310)]