30725865

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 57446400

約数和(自身を除く): 26720535

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 67, 79, 129, 135, 201, 215, 237, 335, 387, 395, 603, 645, 711, 1005, 1161, 1185, 1809, 1935, 2133, 2881, 3015, 3397, 3555, 5293, 5805, 8643, 9045, 10191, 10665, 14405, 15879, 16985, 25929, 26465, 30573, 43215, 47637, 50955, 77787, 79395, 91719, 129645, 142911, 152865, 227599, 238185, 388935, 458595, 682797, 714555, 1137995, 2048391, 3413985, 6145173, 10241955, 30725865]

約数ペア:

[(1, 30725865), (3, 10241955), (5, 6145173), (9, 3413985), (15, 2048391), (27, 1137995), (43, 714555), (45, 682797), (67, 458595), (79, 388935), (129, 238185), (135, 227599), (201, 152865), (215, 142911), (237, 129645), (335, 91719), (387, 79395), (395, 77787), (603, 50955), (645, 47637), (711, 43215), (1005, 30573), (1161, 26465), (1185, 25929), (1809, 16985), (1935, 15879), (2133, 14405), (2881, 10665), (3015, 10191), (3397, 9045), (3555, 8643), (5293, 5805)]