71302053880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25106357}}^1$

素因数の和:25106439

約数の個数: 32

約数和(自身を含む): 162689199840

約数和(自身を除く): 91387145960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25106357, 50212714, 100425428, 125531785, 200850856, 251063570, 502127140, 1004254280, 1782551347, 3565102694, 7130205388, 8912756735, 14260410776, 17825513470, 35651026940, 71302053880]

約数ペア:

[(1, 71302053880), (2, 35651026940), (4, 17825513470), (5, 14260410776), (8, 8912756735), (10, 7130205388), (20, 3565102694), (40, 1782551347), (71, 1004254280), (142, 502127140), (284, 251063570), (355, 200850856), (568, 125531785), (710, 100425428), (1420, 50212714), (2840, 25106357)]