161889812

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4549}}^1$

素因数の和:4632

約数の個数: 48

約数和(自身を含む): 342451200

約数和(自身を除く): 180561388

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 62, 82, 124, 164, 217, 287, 434, 574, 868, 1148, 1271, 2542, 4549, 5084, 8897, 9098, 17794, 18196, 31843, 35588, 63686, 127372, 141019, 186509, 282038, 373018, 564076, 746036, 987133, 1305563, 1974266, 2611126, 3948532, 5222252, 5781779, 11563558, 23127116, 40472453, 80944906, 161889812]

約数ペア:

[(1, 161889812), (2, 80944906), (4, 40472453), (7, 23127116), (14, 11563558), (28, 5781779), (31, 5222252), (41, 3948532), (62, 2611126), (82, 1974266), (124, 1305563), (164, 987133), (217, 746036), (287, 564076), (434, 373018), (574, 282038), (868, 186509), (1148, 141019), (1271, 127372), (2542, 63686), (4549, 35588), (5084, 31843), (8897, 18196), (9098, 17794)]