161385968

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{677}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 320818752

約数和(自身を除く): 159432784

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 317, 376, 634, 677, 752, 1268, 1354, 2536, 2708, 5072, 5416, 10832, 14899, 29798, 31819, 59596, 63638, 119192, 127276, 214609, 238384, 254552, 429218, 509104, 858436, 1716872, 3433744, 10086623, 20173246, 40346492, 80692984, 161385968]

約数ペア:

[(1, 161385968), (2, 80692984), (4, 40346492), (8, 20173246), (16, 10086623), (47, 3433744), (94, 1716872), (188, 858436), (317, 509104), (376, 429218), (634, 254552), (677, 238384), (752, 214609), (1268, 127276), (1354, 119192), (2536, 63638), (2708, 59596), (5072, 31819), (5416, 29798), (10832, 14899)]