261628850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 580141440

約数和(自身を除く): 318512590

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 89, 175, 178, 185, 227, 259, 350, 370, 445, 454, 518, 623, 890, 925, 1135, 1246, 1295, 1589, 1850, 2225, 2270, 2590, 3115, 3178, 3293, 4450, 5675, 6230, 6475, 6586, 7945, 8399, 11350, 12950, 15575, 15890, 16465, 16798, 20203, 23051, 31150, 32930, 39725, 40406, 41995, 46102, 58793, 79450, 82325, 83990, 101015, 115255, 117586, 141421, 164650, 202030, 209975, 230510, 282842, 293965, 419950, 505075, 576275, 587930, 707105, 747511, 1010150, 1152550, 1414210, 1469825, 1495022, 2939650, 3535525, 3737555, 5232577, 7071050, 7475110, 10465154, 18687775, 26162885, 37375550, 52325770, 130814425, 261628850]

約数ペア:

[(1, 261628850), (2, 130814425), (5, 52325770), (7, 37375550), (10, 26162885), (14, 18687775), (25, 10465154), (35, 7475110), (37, 7071050), (50, 5232577), (70, 3737555), (74, 3535525), (89, 2939650), (175, 1495022), (178, 1469825), (185, 1414210), (227, 1152550), (259, 1010150), (350, 747511), (370, 707105), (445, 587930), (454, 576275), (518, 505075), (623, 419950), (890, 293965), (925, 282842), (1135, 230510), (1246, 209975), (1295, 202030), (1589, 164650), (1850, 141421), (2225, 117586), (2270, 115255), (2590, 101015), (3115, 83990), (3178, 82325), (3293, 79450), (4450, 58793), (5675, 46102), (6230, 41995), (6475, 40406), (6586, 39725), (7945, 32930), (8399, 31150), (11350, 23051), (12950, 20203), (15575, 16798), (15890, 16465)]