668666848

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64693}}^1$

素因数の和:64739

約数の個数: 48

約数和(自身を含む): 1467259920

約数和(自身を除く): 798593072

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 64693, 129386, 258772, 517544, 1035088, 1099781, 1229167, 2070176, 2199562, 2458334, 4399124, 4916668, 8798248, 9833336, 17596496, 19666672, 20895839, 35192992, 39333344, 41791678, 83583356, 167166712, 334333424, 668666848]

約数ペア:

[(1, 668666848), (2, 334333424), (4, 167166712), (8, 83583356), (16, 41791678), (17, 39333344), (19, 35192992), (32, 20895839), (34, 19666672), (38, 17596496), (68, 9833336), (76, 8798248), (136, 4916668), (152, 4399124), (272, 2458334), (304, 2199562), (323, 2070176), (544, 1229167), (608, 1099781), (646, 1035088), (1292, 517544), (2584, 258772), (5168, 129386), (10336, 64693)]