128580070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{2087}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 237681216

約数和(自身を除く): 109101146

約数列:

[1, 2, 5, 10, 61, 101, 122, 202, 305, 505, 610, 1010, 2087, 4174, 6161, 10435, 12322, 20870, 30805, 61610, 127307, 210787, 254614, 421574, 636535, 1053935, 1273070, 2107870, 12858007, 25716014, 64290035, 128580070]

約数ペア:

[(1, 128580070), (2, 64290035), (5, 25716014), (10, 12858007), (61, 2107870), (101, 1273070), (122, 1053935), (202, 636535), (305, 421574), (505, 254614), (610, 210787), (1010, 127307), (2087, 61610), (4174, 30805), (6161, 20870), (10435, 12322)]