81590624

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{503}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 166507488

約数和(自身を除く): 84916864

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 137, 148, 274, 296, 503, 548, 592, 1006, 1096, 1184, 2012, 2192, 4024, 4384, 5069, 8048, 10138, 16096, 18611, 20276, 37222, 40552, 68911, 74444, 81104, 137822, 148888, 162208, 275644, 297776, 551288, 595552, 1102576, 2205152, 2549707, 5099414, 10198828, 20397656, 40795312, 81590624]

約数ペア:

[(1, 81590624), (2, 40795312), (4, 20397656), (8, 10198828), (16, 5099414), (32, 2549707), (37, 2205152), (74, 1102576), (137, 595552), (148, 551288), (274, 297776), (296, 275644), (503, 162208), (548, 148888), (592, 137822), (1006, 81104), (1096, 74444), (1184, 68911), (2012, 40552), (2192, 37222), (4024, 20276), (4384, 18611), (5069, 16096), (8048, 10138)]