868497904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1238

約数の個数: 80

約数和(自身を含む): 1888807680

約数和(自身を除く): 1020309776

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 163, 272, 304, 323, 326, 646, 652, 1031, 1292, 1304, 2062, 2584, 2608, 2771, 3097, 4124, 5168, 5542, 6194, 8248, 11084, 12388, 16496, 17527, 19589, 22168, 24776, 35054, 39178, 44336, 49552, 52649, 70108, 78356, 105298, 140216, 156712, 168053, 210596, 280432, 313424, 333013, 336106, 421192, 666026, 672212, 842384, 1332052, 1344424, 2664104, 2688848, 2856901, 3193007, 5328208, 5713802, 6386014, 11427604, 12772028, 22855208, 25544056, 45710416, 51088112, 54281119, 108562238, 217124476, 434248952, 868497904]

約数ペア:

[(1, 868497904), (2, 434248952), (4, 217124476), (8, 108562238), (16, 54281119), (17, 51088112), (19, 45710416), (34, 25544056), (38, 22855208), (68, 12772028), (76, 11427604), (136, 6386014), (152, 5713802), (163, 5328208), (272, 3193007), (304, 2856901), (323, 2688848), (326, 2664104), (646, 1344424), (652, 1332052), (1031, 842384), (1292, 672212), (1304, 666026), (2062, 421192), (2584, 336106), (2608, 333013), (2771, 313424), (3097, 280432), (4124, 210596), (5168, 168053), (5542, 156712), (6194, 140216), (8248, 105298), (11084, 78356), (12388, 70108), (16496, 52649), (17527, 49552), (19589, 44336), (22168, 39178), (24776, 35054)]