19719625

素因数分解:

$5^3\times {\mathrm{19}}^3\times {\mathrm{23}}^1$

素因数の和:95

約数の個数: 32

約数和(自身を含む): 27106560

約数和(自身を除く): 7386935

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 361, 437, 475, 575, 1805, 2185, 2375, 2875, 6859, 8303, 9025, 10925, 34295, 41515, 45125, 54625, 157757, 171475, 207575, 788785, 857375, 1037875, 3943925, 19719625]

約数ペア:

[(1, 19719625), (5, 3943925), (19, 1037875), (23, 857375), (25, 788785), (95, 207575), (115, 171475), (125, 157757), (361, 54625), (437, 45125), (475, 41515), (575, 34295), (1805, 10925), (2185, 9025), (2375, 8303), (2875, 6859)]