56826640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 143959536

約数和(自身を除く): 87132896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 260, 404, 505, 520, 541, 808, 1010, 1040, 1082, 1313, 1616, 2020, 2164, 2626, 2705, 4040, 4328, 5252, 5410, 6565, 7033, 8080, 8656, 10504, 10820, 13130, 14066, 21008, 21640, 26260, 28132, 35165, 43280, 52520, 54641, 56264, 70330, 105040, 109282, 112528, 140660, 218564, 273205, 281320, 437128, 546410, 562640, 710333, 874256, 1092820, 1420666, 2185640, 2841332, 3551665, 4371280, 5682664, 7103330, 11365328, 14206660, 28413320, 56826640]

約数ペア:

[(1, 56826640), (2, 28413320), (4, 14206660), (5, 11365328), (8, 7103330), (10, 5682664), (13, 4371280), (16, 3551665), (20, 2841332), (26, 2185640), (40, 1420666), (52, 1092820), (65, 874256), (80, 710333), (101, 562640), (104, 546410), (130, 437128), (202, 281320), (208, 273205), (260, 218564), (404, 140660), (505, 112528), (520, 109282), (541, 105040), (808, 70330), (1010, 56264), (1040, 54641), (1082, 52520), (1313, 43280), (1616, 35165), (2020, 28132), (2164, 26260), (2626, 21640), (2705, 21008), (4040, 14066), (4328, 13130), (5252, 10820), (5410, 10504), (6565, 8656), (7033, 8080)]