87381225

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8263}}^1$

素因数の和:8326

約数の個数: 36

約数和(自身を含む): 159858816

約数和(自身を除く): 72477591

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 8263, 10575, 24789, 41315, 74367, 123945, 206575, 371835, 388361, 619725, 1165083, 1859175, 1941805, 3495249, 5825415, 9709025, 17476245, 29127075, 87381225]

約数ペア:

[(1, 87381225), (3, 29127075), (5, 17476245), (9, 9709025), (15, 5825415), (25, 3495249), (45, 1941805), (47, 1859175), (75, 1165083), (141, 619725), (225, 388361), (235, 371835), (423, 206575), (705, 123945), (1175, 74367), (2115, 41315), (3525, 24789), (8263, 10575)]