90281008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2267}}^1$

素因数の和:2425

約数の個数: 40

約数和(自身を含む): 185613120

約数和(自身を除く): 95332112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2267, 2489, 4534, 4978, 9068, 9956, 18136, 19912, 36272, 39824, 43073, 86146, 172292, 296977, 344584, 593954, 689168, 1187908, 2375816, 4751632, 5642563, 11285126, 22570252, 45140504, 90281008]

約数ペア:

[(1, 90281008), (2, 45140504), (4, 22570252), (8, 11285126), (16, 5642563), (19, 4751632), (38, 2375816), (76, 1187908), (131, 689168), (152, 593954), (262, 344584), (304, 296977), (524, 172292), (1048, 86146), (2096, 43073), (2267, 39824), (2489, 36272), (4534, 19912), (4978, 18136), (9068, 9956)]