78225904

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 154418688

約数和(自身を除く): 76192784

約数列:

[1, 2, 4, 8, 16, 127, 137, 254, 274, 281, 508, 548, 562, 1016, 1096, 1124, 2032, 2192, 2248, 4496, 17399, 34798, 35687, 38497, 69596, 71374, 76994, 139192, 142748, 153988, 278384, 285496, 307976, 570992, 615952, 4889119, 9778238, 19556476, 39112952, 78225904]

約数ペア:

[(1, 78225904), (2, 39112952), (4, 19556476), (8, 9778238), (16, 4889119), (127, 615952), (137, 570992), (254, 307976), (274, 285496), (281, 278384), (508, 153988), (548, 142748), (562, 139192), (1016, 76994), (1096, 71374), (1124, 69596), (2032, 38497), (2192, 35687), (2248, 34798), (4496, 17399)]