66861472

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 137629800

約数和(自身を除く): 70768328

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 109, 116, 218, 232, 436, 464, 661, 872, 928, 1322, 1744, 2644, 3161, 3488, 5288, 6322, 10576, 12644, 19169, 21152, 25288, 38338, 50576, 72049, 76676, 101152, 144098, 153352, 288196, 306704, 576392, 613408, 1152784, 2089421, 2305568, 4178842, 8357684, 16715368, 33430736, 66861472]

約数ペア:

[(1, 66861472), (2, 33430736), (4, 16715368), (8, 8357684), (16, 4178842), (29, 2305568), (32, 2089421), (58, 1152784), (109, 613408), (116, 576392), (218, 306704), (232, 288196), (436, 153352), (464, 144098), (661, 101152), (872, 76676), (928, 72049), (1322, 50576), (1744, 38338), (2644, 25288), (3161, 21152), (3488, 19169), (5288, 12644), (6322, 10576)]