67757440

素因数分解:

$2^7\times 5^1\times {\mathrm{105871}}^1$

素因数の和:105890

約数の個数: 32

約数和(自身を含む): 161984160

約数和(自身を除く): 94226720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 105871, 211742, 423484, 529355, 846968, 1058710, 1693936, 2117420, 3387872, 4234840, 6775744, 8469680, 13551488, 16939360, 33878720, 67757440]

約数ペア:

[(1, 67757440), (2, 33878720), (4, 16939360), (5, 13551488), (8, 8469680), (10, 6775744), (16, 4234840), (20, 3387872), (32, 2117420), (40, 1693936), (64, 1058710), (80, 846968), (128, 529355), (160, 423484), (320, 211742), (640, 105871)]