71864800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 144

約数和(自身を含む): 206049312

約数和(自身を除く): 134184512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 70, 80, 82, 100, 112, 140, 160, 164, 175, 200, 205, 224, 280, 287, 313, 328, 350, 400, 410, 560, 574, 626, 656, 700, 800, 820, 1025, 1120, 1148, 1252, 1312, 1400, 1435, 1565, 1640, 2050, 2191, 2296, 2504, 2800, 2870, 3130, 3280, 4100, 4382, 4592, 5008, 5600, 5740, 6260, 6560, 7175, 7825, 8200, 8764, 9184, 10016, 10955, 11480, 12520, 12833, 14350, 15650, 16400, 17528, 21910, 22960, 25040, 25666, 28700, 31300, 32800, 35056, 43820, 45920, 50080, 51332, 54775, 57400, 62600, 64165, 70112, 87640, 89831, 102664, 109550, 114800, 125200, 128330, 175280, 179662, 205328, 219100, 229600, 250400, 256660, 320825, 350560, 359324, 410656, 438200, 449155, 513320, 641650, 718648, 876400, 898310, 1026640, 1283300, 1437296, 1752800, 1796620, 2053280, 2245775, 2566600, 2874592, 3593240, 4491550, 5133200, 7186480, 8983100, 10266400, 14372960, 17966200, 35932400, 71864800]

約数ペア:

[(1, 71864800), (2, 35932400), (4, 17966200), (5, 14372960), (7, 10266400), (8, 8983100), (10, 7186480), (14, 5133200), (16, 4491550), (20, 3593240), (25, 2874592), (28, 2566600), (32, 2245775), (35, 2053280), (40, 1796620), (41, 1752800), (50, 1437296), (56, 1283300), (70, 1026640), (80, 898310), (82, 876400), (100, 718648), (112, 641650), (140, 513320), (160, 449155), (164, 438200), (175, 410656), (200, 359324), (205, 350560), (224, 320825), (280, 256660), (287, 250400), (313, 229600), (328, 219100), (350, 205328), (400, 179662), (410, 175280), (560, 128330), (574, 125200), (626, 114800), (656, 109550), (700, 102664), (800, 89831), (820, 87640), (1025, 70112), (1120, 64165), (1148, 62600), (1252, 57400), (1312, 54775), (1400, 51332), (1435, 50080), (1565, 45920), (1640, 43820), (2050, 35056), (2191, 32800), (2296, 31300), (2504, 28700), (2800, 25666), (2870, 25040), (3130, 22960), (3280, 21910), (4100, 17528), (4382, 16400), (4592, 15650), (5008, 14350), (5600, 12833), (5740, 12520), (6260, 11480), (6560, 10955), (7175, 10016), (7825, 9184), (8200, 8764)]