64027520

素因数分解:

$2^7\times 5^1\times {\mathrm{100043}}^1$

素因数の和:100062

約数の個数: 32

約数和(自身を含む): 153067320

約数和(自身を除く): 89039800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 100043, 200086, 400172, 500215, 800344, 1000430, 1600688, 2000860, 3201376, 4001720, 6402752, 8003440, 12805504, 16006880, 32013760, 64027520]

約数ペア:

[(1, 64027520), (2, 32013760), (4, 16006880), (5, 12805504), (8, 8003440), (10, 6402752), (16, 4001720), (20, 3201376), (32, 2000860), (40, 1600688), (64, 1000430), (80, 800344), (128, 500215), (160, 400172), (320, 200086), (640, 100043)]