61580415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 111992832

約数和(自身を除く): 50412417

約数列:

[1, 3, 5, 13, 15, 31, 39, 61, 65, 93, 155, 167, 183, 195, 305, 403, 465, 501, 793, 835, 915, 1209, 1891, 2015, 2171, 2379, 2505, 3965, 5177, 5673, 6045, 6513, 9455, 10187, 10855, 11895, 15531, 24583, 25885, 28365, 30561, 32565, 50935, 67301, 73749, 77655, 122915, 132431, 152805, 201903, 315797, 336505, 368745, 397293, 662155, 947391, 1009515, 1578985, 1986465, 4105361, 4736955, 12316083, 20526805, 61580415]

約数ペア:

[(1, 61580415), (3, 20526805), (5, 12316083), (13, 4736955), (15, 4105361), (31, 1986465), (39, 1578985), (61, 1009515), (65, 947391), (93, 662155), (155, 397293), (167, 368745), (183, 336505), (195, 315797), (305, 201903), (403, 152805), (465, 132431), (501, 122915), (793, 77655), (835, 73749), (915, 67301), (1209, 50935), (1891, 32565), (2015, 30561), (2171, 28365), (2379, 25885), (2505, 24583), (3965, 15531), (5177, 11895), (5673, 10855), (6045, 10187), (6513, 9455)]