668339584

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12829}}^1$

素因数の和:12891

約数の個数: 64

約数和(自身を含む): 1491872400

約数和(自身を除く): 823532816

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 64, 74, 88, 128, 148, 176, 296, 352, 407, 592, 704, 814, 1184, 1408, 1628, 2368, 3256, 4736, 6512, 12829, 13024, 25658, 26048, 51316, 52096, 102632, 141119, 205264, 282238, 410528, 474673, 564476, 821056, 949346, 1128952, 1642112, 1898692, 2257904, 3797384, 4515808, 5221403, 7594768, 9031616, 10442806, 15189536, 18063232, 20885612, 30379072, 41771224, 60758144, 83542448, 167084896, 334169792, 668339584]

約数ペア:

[(1, 668339584), (2, 334169792), (4, 167084896), (8, 83542448), (11, 60758144), (16, 41771224), (22, 30379072), (32, 20885612), (37, 18063232), (44, 15189536), (64, 10442806), (74, 9031616), (88, 7594768), (128, 5221403), (148, 4515808), (176, 3797384), (296, 2257904), (352, 1898692), (407, 1642112), (592, 1128952), (704, 949346), (814, 821056), (1184, 564476), (1408, 474673), (1628, 410528), (2368, 282238), (3256, 205264), (4736, 141119), (6512, 102632), (12829, 52096), (13024, 51316), (25658, 26048)]