81616096

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 170145360

約数和(自身を除く): 88529264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 241, 304, 482, 557, 608, 964, 1114, 1928, 2228, 3856, 4456, 4579, 7712, 8912, 9158, 10583, 17824, 18316, 21166, 36632, 42332, 73264, 84664, 134237, 146528, 169328, 268474, 338656, 536948, 1073896, 2147792, 2550503, 4295584, 5101006, 10202012, 20404024, 40808048, 81616096]

約数ペア:

[(1, 81616096), (2, 40808048), (4, 20404024), (8, 10202012), (16, 5101006), (19, 4295584), (32, 2550503), (38, 2147792), (76, 1073896), (152, 536948), (241, 338656), (304, 268474), (482, 169328), (557, 146528), (608, 134237), (964, 84664), (1114, 73264), (1928, 42332), (2228, 36632), (3856, 21166), (4456, 18316), (4579, 17824), (7712, 10583), (8912, 9158)]