16430625

素因数分解:

$3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 60

約数和(自身を含む): 31190016

約数和(自身を除く): 14759391

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 127, 207, 225, 345, 375, 381, 575, 625, 635, 1035, 1125, 1143, 1725, 1875, 1905, 2875, 2921, 3175, 5175, 5625, 5715, 8625, 8763, 9525, 14375, 14605, 15875, 25875, 26289, 28575, 43125, 43815, 47625, 73025, 79375, 129375, 131445, 142875, 219075, 238125, 365125, 657225, 714375, 1095375, 1825625, 3286125, 5476875, 16430625]

約数ペア:

[(1, 16430625), (3, 5476875), (5, 3286125), (9, 1825625), (15, 1095375), (23, 714375), (25, 657225), (45, 365125), (69, 238125), (75, 219075), (115, 142875), (125, 131445), (127, 129375), (207, 79375), (225, 73025), (345, 47625), (375, 43815), (381, 43125), (575, 28575), (625, 26289), (635, 25875), (1035, 15875), (1125, 14605), (1143, 14375), (1725, 9525), (1875, 8763), (1905, 8625), (2875, 5715), (2921, 5625), (3175, 5175)]