66430720

素因数分解:

$2^8\times 5^1\times {\mathrm{51899}}^1$

素因数の和:51920

約数の個数: 36

約数和(自身を含む): 159125400

約数和(自身を除く): 92694680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 51899, 103798, 207596, 259495, 415192, 518990, 830384, 1037980, 1660768, 2075960, 3321536, 4151920, 6643072, 8303840, 13286144, 16607680, 33215360, 66430720]

約数ペア:

[(1, 66430720), (2, 33215360), (4, 16607680), (5, 13286144), (8, 8303840), (10, 6643072), (16, 4151920), (20, 3321536), (32, 2075960), (40, 1660768), (64, 1037980), (80, 830384), (128, 518990), (160, 415192), (256, 259495), (320, 207596), (640, 103798), (1280, 51899)]