66571744

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 138862080

約数和(自身を除く): 72290336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 223, 304, 446, 491, 608, 892, 982, 1784, 1964, 3568, 3928, 4237, 7136, 7856, 8474, 9329, 15712, 16948, 18658, 33896, 37316, 67792, 74632, 109493, 135584, 149264, 218986, 298528, 437972, 875944, 1751888, 2080367, 3503776, 4160734, 8321468, 16642936, 33285872, 66571744]

約数ペア:

[(1, 66571744), (2, 33285872), (4, 16642936), (8, 8321468), (16, 4160734), (19, 3503776), (32, 2080367), (38, 1751888), (76, 875944), (152, 437972), (223, 298528), (304, 218986), (446, 149264), (491, 135584), (608, 109493), (892, 74632), (982, 67792), (1784, 37316), (1964, 33896), (3568, 18658), (3928, 16948), (4237, 15712), (7136, 9329), (7856, 8474)]