203367680

素因数分解:

$2^8\times 5^1\times {\mathrm{158881}}^1$

素因数の和:158902

約数の個数: 36

約数和(自身を含む): 487132212

約数和(自身を除く): 283764532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 158881, 317762, 635524, 794405, 1271048, 1588810, 2542096, 3177620, 5084192, 6355240, 10168384, 12710480, 20336768, 25420960, 40673536, 50841920, 101683840, 203367680]

約数ペア:

[(1, 203367680), (2, 101683840), (4, 50841920), (5, 40673536), (8, 25420960), (10, 20336768), (16, 12710480), (20, 10168384), (32, 6355240), (40, 5084192), (64, 3177620), (80, 2542096), (128, 1588810), (160, 1271048), (256, 794405), (320, 635524), (640, 317762), (1280, 158881)]