81493152

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5023}}^1$

素因数の和:5062

約数の個数: 72

約数和(自身を含む): 231686784

約数和(自身を除く): 150193632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 208, 312, 338, 416, 507, 624, 676, 1014, 1248, 1352, 2028, 2704, 4056, 5023, 5408, 8112, 10046, 15069, 16224, 20092, 30138, 40184, 60276, 65299, 80368, 120552, 130598, 160736, 195897, 241104, 261196, 391794, 482208, 522392, 783588, 848887, 1044784, 1567176, 1697774, 2089568, 2546661, 3134352, 3395548, 5093322, 6268704, 6791096, 10186644, 13582192, 20373288, 27164384, 40746576, 81493152]

約数ペア:

[(1, 81493152), (2, 40746576), (3, 27164384), (4, 20373288), (6, 13582192), (8, 10186644), (12, 6791096), (13, 6268704), (16, 5093322), (24, 3395548), (26, 3134352), (32, 2546661), (39, 2089568), (48, 1697774), (52, 1567176), (78, 1044784), (96, 848887), (104, 783588), (156, 522392), (169, 482208), (208, 391794), (312, 261196), (338, 241104), (416, 195897), (507, 160736), (624, 130598), (676, 120552), (1014, 80368), (1248, 65299), (1352, 60276), (2028, 40184), (2704, 30138), (4056, 20092), (5023, 16224), (5408, 15069), (8112, 10046)]