84127725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 173128800

約数和(自身を除く): 89001075

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 285, 475, 495, 627, 825, 855, 1045, 1425, 1789, 1881, 2475, 3135, 4275, 5225, 5367, 8945, 9405, 15675, 16101, 19679, 26835, 33991, 44725, 47025, 59037, 80505, 98395, 101973, 134175, 169955, 177111, 295185, 305919, 373901, 402525, 491975, 509865, 849775, 885555, 1121703, 1475925, 1529595, 1869505, 2549325, 3365109, 4427775, 5608515, 7647975, 9347525, 16825545, 28042575, 84127725]

約数ペア:

[(1, 84127725), (3, 28042575), (5, 16825545), (9, 9347525), (11, 7647975), (15, 5608515), (19, 4427775), (25, 3365109), (33, 2549325), (45, 1869505), (55, 1529595), (57, 1475925), (75, 1121703), (95, 885555), (99, 849775), (165, 509865), (171, 491975), (209, 402525), (225, 373901), (275, 305919), (285, 295185), (475, 177111), (495, 169955), (627, 134175), (825, 101973), (855, 98395), (1045, 80505), (1425, 59037), (1789, 47025), (1881, 44725), (2475, 33991), (3135, 26835), (4275, 19679), (5225, 16101), (5367, 15675), (8945, 9405)]