205770608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5167}}^1$

素因数の和:5325

約数の個数: 40

約数和(自身を含む): 422949120

約数和(自身を除く): 217178512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 5167, 9956, 10334, 19912, 20668, 39824, 41336, 82672, 98173, 196346, 392692, 676877, 785384, 1353754, 1570768, 2707508, 5415016, 10830032, 12860663, 25721326, 51442652, 102885304, 205770608]

約数ペア:

[(1, 205770608), (2, 102885304), (4, 51442652), (8, 25721326), (16, 12860663), (19, 10830032), (38, 5415016), (76, 2707508), (131, 1570768), (152, 1353754), (262, 785384), (304, 676877), (524, 392692), (1048, 196346), (2096, 98173), (2489, 82672), (4978, 41336), (5167, 39824), (9956, 20668), (10334, 19912)]