205611910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 434927232

約数和(自身を除く): 229315322

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 157, 265, 314, 353, 371, 530, 706, 742, 785, 1099, 1570, 1765, 1855, 2198, 2471, 3530, 3710, 4942, 5495, 8321, 10990, 12355, 16642, 18709, 24710, 37418, 41605, 55421, 58247, 83210, 93545, 110842, 116494, 130963, 187090, 261926, 277105, 291235, 387947, 554210, 582470, 654815, 775894, 1309630, 1939735, 2937313, 3879470, 5874626, 14686565, 20561191, 29373130, 41122382, 102805955, 205611910]

約数ペア:

[(1, 205611910), (2, 102805955), (5, 41122382), (7, 29373130), (10, 20561191), (14, 14686565), (35, 5874626), (53, 3879470), (70, 2937313), (106, 1939735), (157, 1309630), (265, 775894), (314, 654815), (353, 582470), (371, 554210), (530, 387947), (706, 291235), (742, 277105), (785, 261926), (1099, 187090), (1570, 130963), (1765, 116494), (1855, 110842), (2198, 93545), (2471, 83210), (3530, 58247), (3710, 55421), (4942, 41605), (5495, 37418), (8321, 24710), (10990, 18709), (12355, 16642)]