65117280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135661}}^1$

素因数の和:135679

約数の個数: 48

約数和(自身を含む): 205120944

約数和(自身を除く): 140003664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135661, 271322, 406983, 542644, 678305, 813966, 1085288, 1356610, 1627932, 2034915, 2170576, 2713220, 3255864, 4069830, 4341152, 5426440, 6511728, 8139660, 10852880, 13023456, 16279320, 21705760, 32558640, 65117280]

約数ペア:

[(1, 65117280), (2, 32558640), (3, 21705760), (4, 16279320), (5, 13023456), (6, 10852880), (8, 8139660), (10, 6511728), (12, 5426440), (15, 4341152), (16, 4069830), (20, 3255864), (24, 2713220), (30, 2170576), (32, 2034915), (40, 1627932), (48, 1356610), (60, 1085288), (80, 813966), (96, 678305), (120, 542644), (160, 406983), (240, 271322), (480, 135661)]