809617328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 1754387712

約数和(自身を除く): 944770384

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 241, 248, 403, 482, 496, 521, 806, 964, 1042, 1612, 1928, 2084, 3133, 3224, 3856, 4168, 6266, 6448, 6773, 7471, 8336, 12532, 13546, 14942, 16151, 25064, 27092, 29884, 32302, 50128, 54184, 59768, 64604, 97123, 108368, 119536, 125561, 129208, 194246, 209963, 251122, 258416, 388492, 419926, 502244, 776984, 839852, 1004488, 1553968, 1632293, 1679704, 2008976, 3264586, 3359408, 3892391, 6529172, 7784782, 13058344, 15569564, 26116688, 31139128, 50601083, 62278256, 101202166, 202404332, 404808664, 809617328]

約数ペア:

[(1, 809617328), (2, 404808664), (4, 202404332), (8, 101202166), (13, 62278256), (16, 50601083), (26, 31139128), (31, 26116688), (52, 15569564), (62, 13058344), (104, 7784782), (124, 6529172), (208, 3892391), (241, 3359408), (248, 3264586), (403, 2008976), (482, 1679704), (496, 1632293), (521, 1553968), (806, 1004488), (964, 839852), (1042, 776984), (1612, 502244), (1928, 419926), (2084, 388492), (3133, 258416), (3224, 251122), (3856, 209963), (4168, 194246), (6266, 129208), (6448, 125561), (6773, 119536), (7471, 108368), (8336, 97123), (12532, 64604), (13546, 59768), (14942, 54184), (16151, 50128), (25064, 32302), (27092, 29884)]