71136640

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2711}}^1$

素因数の和:2771

約数の個数: 64

約数和(自身を含む): 174273120

約数和(自身を除く): 103136480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 2711, 3280, 5248, 5422, 6560, 10844, 13120, 13555, 21688, 26240, 27110, 43376, 54220, 86752, 108440, 111151, 173504, 216880, 222302, 347008, 433760, 444604, 555755, 867520, 889208, 1111510, 1735040, 1778416, 2223020, 3556832, 4446040, 7113664, 8892080, 14227328, 17784160, 35568320, 71136640]

約数ペア:

[(1, 71136640), (2, 35568320), (4, 17784160), (5, 14227328), (8, 8892080), (10, 7113664), (16, 4446040), (20, 3556832), (32, 2223020), (40, 1778416), (41, 1735040), (64, 1111510), (80, 889208), (82, 867520), (128, 555755), (160, 444604), (164, 433760), (205, 347008), (320, 222302), (328, 216880), (410, 173504), (640, 111151), (656, 108440), (820, 86752), (1312, 54220), (1640, 43376), (2624, 27110), (2711, 26240), (3280, 21688), (5248, 13555), (5422, 13120), (6560, 10844)]