25556865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 20725887

約数列:

[1, 3, 5, 15, 17, 31, 51, 53, 61, 85, 93, 155, 159, 183, 255, 265, 305, 465, 527, 795, 901, 915, 1037, 1581, 1643, 1891, 2635, 2703, 3111, 3233, 4505, 4929, 5185, 5673, 7905, 8215, 9455, 9699, 13515, 15555, 16165, 24645, 27931, 28365, 32147, 48495, 54961, 83793, 96441, 100223, 139655, 160735, 164883, 274805, 300669, 418965, 482205, 501115, 824415, 1503345, 1703791, 5111373, 8518955, 25556865]

約数ペア:

[(1, 25556865), (3, 8518955), (5, 5111373), (15, 1703791), (17, 1503345), (31, 824415), (51, 501115), (53, 482205), (61, 418965), (85, 300669), (93, 274805), (155, 164883), (159, 160735), (183, 139655), (255, 100223), (265, 96441), (305, 83793), (465, 54961), (527, 48495), (795, 32147), (901, 28365), (915, 27931), (1037, 24645), (1581, 16165), (1643, 15555), (1891, 13515), (2635, 9699), (2703, 9455), (3111, 8215), (3233, 7905), (4505, 5673), (4929, 5185)]