228921700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2083}}^1$

素因数の和:2261

約数の個数: 72

約数和(自身を含む): 571616192

約数和(自身を除く): 342694492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1570, 2083, 2198, 3140, 3925, 4166, 4396, 5495, 7850, 8332, 10415, 10990, 14581, 15700, 20830, 21980, 27475, 29162, 41660, 52075, 54950, 58324, 72905, 104150, 109900, 145810, 208300, 291620, 327031, 364525, 654062, 729050, 1308124, 1458100, 1635155, 2289217, 3270310, 4578434, 6540620, 8175775, 9156868, 11446085, 16351550, 22892170, 32703100, 45784340, 57230425, 114460850, 228921700]

約数ペア:

[(1, 228921700), (2, 114460850), (4, 57230425), (5, 45784340), (7, 32703100), (10, 22892170), (14, 16351550), (20, 11446085), (25, 9156868), (28, 8175775), (35, 6540620), (50, 4578434), (70, 3270310), (100, 2289217), (140, 1635155), (157, 1458100), (175, 1308124), (314, 729050), (350, 654062), (628, 364525), (700, 327031), (785, 291620), (1099, 208300), (1570, 145810), (2083, 109900), (2198, 104150), (3140, 72905), (3925, 58324), (4166, 54950), (4396, 52075), (5495, 41660), (7850, 29162), (8332, 27475), (10415, 21980), (10990, 20830), (14581, 15700)]