664120132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1721}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 1289970864

約数和(自身を除く): 625850732

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 181, 362, 533, 724, 1066, 1721, 2132, 2353, 3442, 4706, 6884, 7421, 9412, 14842, 22373, 29684, 44746, 70561, 89492, 96473, 141122, 192946, 282244, 311501, 385892, 623002, 917293, 1246004, 1834586, 3669172, 4049513, 8099026, 12771541, 16198052, 25543082, 51086164, 166030033, 332060066, 664120132]

約数ペア:

[(1, 664120132), (2, 332060066), (4, 166030033), (13, 51086164), (26, 25543082), (41, 16198052), (52, 12771541), (82, 8099026), (164, 4049513), (181, 3669172), (362, 1834586), (533, 1246004), (724, 917293), (1066, 623002), (1721, 385892), (2132, 311501), (2353, 282244), (3442, 192946), (4706, 141122), (6884, 96473), (7421, 89492), (9412, 70561), (14842, 44746), (22373, 29684)]