71318264

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 143860200

約数和(自身を除く): 72541936

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 283, 289, 436, 566, 578, 872, 1132, 1156, 1853, 2264, 2312, 3706, 4811, 7412, 9622, 14824, 19244, 30847, 31501, 38488, 61694, 63002, 81787, 123388, 126004, 163574, 246776, 252008, 327148, 524399, 654296, 1048798, 2097596, 4195192, 8914783, 17829566, 35659132, 71318264]

約数ペア:

[(1, 71318264), (2, 35659132), (4, 17829566), (8, 8914783), (17, 4195192), (34, 2097596), (68, 1048798), (109, 654296), (136, 524399), (218, 327148), (283, 252008), (289, 246776), (436, 163574), (566, 126004), (578, 123388), (872, 81787), (1132, 63002), (1156, 61694), (1853, 38488), (2264, 31501), (2312, 30847), (3706, 19244), (4811, 14824), (7412, 9622)]