64705264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 148115520

約数和(自身を除く): 83410256

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 208, 221, 232, 272, 377, 442, 464, 493, 631, 754, 884, 986, 1262, 1508, 1768, 1972, 2524, 3016, 3536, 3944, 5048, 6032, 6409, 7888, 8203, 10096, 10727, 12818, 16406, 18299, 21454, 25636, 32812, 36598, 42908, 51272, 65624, 73196, 85816, 102544, 131248, 139451, 146392, 171632, 237887, 278902, 292784, 311083, 475774, 557804, 622166, 951548, 1115608, 1244332, 1903096, 2231216, 2488664, 3806192, 4044079, 4977328, 8088158, 16176316, 32352632, 64705264]

約数ペア:

[(1, 64705264), (2, 32352632), (4, 16176316), (8, 8088158), (13, 4977328), (16, 4044079), (17, 3806192), (26, 2488664), (29, 2231216), (34, 1903096), (52, 1244332), (58, 1115608), (68, 951548), (104, 622166), (116, 557804), (136, 475774), (208, 311083), (221, 292784), (232, 278902), (272, 237887), (377, 171632), (442, 146392), (464, 139451), (493, 131248), (631, 102544), (754, 85816), (884, 73196), (986, 65624), (1262, 51272), (1508, 42908), (1768, 36598), (1972, 32812), (2524, 25636), (3016, 21454), (3536, 18299), (3944, 16406), (5048, 12818), (6032, 10727), (6409, 10096), (7888, 8203)]