163096940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 349380864

約数和(自身を除く): 186283924

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 331, 347, 355, 662, 694, 710, 1324, 1388, 1420, 1655, 1735, 3310, 3470, 6620, 6940, 23501, 24637, 47002, 49274, 94004, 98548, 114857, 117505, 123185, 229714, 235010, 246370, 459428, 470020, 492740, 574285, 1148570, 2297140, 8154847, 16309694, 32619388, 40774235, 81548470, 163096940]

約数ペア:

[(1, 163096940), (2, 81548470), (4, 40774235), (5, 32619388), (10, 16309694), (20, 8154847), (71, 2297140), (142, 1148570), (284, 574285), (331, 492740), (347, 470020), (355, 459428), (662, 246370), (694, 235010), (710, 229714), (1324, 123185), (1388, 117505), (1420, 114857), (1655, 98548), (1735, 94004), (3310, 49274), (3470, 47002), (6620, 24637), (6940, 23501)]