64681736

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67943}}^1$

素因数の和:67973

約数の個数: 32

約数和(自身を含む): 146759040

約数和(自身を除く): 82077304

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 67943, 135886, 271772, 475601, 543544, 951202, 1155031, 1902404, 2310062, 3804808, 4620124, 8085217, 9240248, 16170434, 32340868, 64681736]

約数ペア:

[(1, 64681736), (2, 32340868), (4, 16170434), (7, 9240248), (8, 8085217), (14, 4620124), (17, 3804808), (28, 2310062), (34, 1902404), (56, 1155031), (68, 951202), (119, 543544), (136, 475601), (238, 271772), (476, 135886), (952, 67943)]