70982960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12497}}^1$

素因数の和:12581

約数の個数: 40

約数和(自身を含む): 167373216

約数和(自身を除く): 96390256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 12497, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 499880, 887287, 999760, 1774574, 3549148, 4436435, 7098296, 8872870, 14196592, 17745740, 35491480, 70982960]

約数ペア:

[(1, 70982960), (2, 35491480), (4, 17745740), (5, 14196592), (8, 8872870), (10, 7098296), (16, 4436435), (20, 3549148), (40, 1774574), (71, 999760), (80, 887287), (142, 499880), (284, 249940), (355, 199952), (568, 124970), (710, 99976), (1136, 62485), (1420, 49988), (2840, 24994), (5680, 12497)]