42569480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 99474480

約数和(自身を除く): 56905000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 101, 164, 202, 205, 257, 328, 404, 410, 505, 514, 808, 820, 1010, 1028, 1285, 1640, 2020, 2056, 2570, 4040, 4141, 5140, 8282, 10280, 10537, 16564, 20705, 21074, 25957, 33128, 41410, 42148, 51914, 52685, 82820, 84296, 103828, 105370, 129785, 165640, 207656, 210740, 259570, 421480, 519140, 1038280, 1064237, 2128474, 4256948, 5321185, 8513896, 10642370, 21284740, 42569480]

約数ペア:

[(1, 42569480), (2, 21284740), (4, 10642370), (5, 8513896), (8, 5321185), (10, 4256948), (20, 2128474), (40, 1064237), (41, 1038280), (82, 519140), (101, 421480), (164, 259570), (202, 210740), (205, 207656), (257, 165640), (328, 129785), (404, 105370), (410, 103828), (505, 84296), (514, 82820), (808, 52685), (820, 51914), (1010, 42148), (1028, 41410), (1285, 33128), (1640, 25957), (2020, 21074), (2056, 20705), (2570, 16564), (4040, 10537), (4141, 10280), (5140, 8282)]