71667820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{827}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 172488960

約数和(自身を除く): 100821140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 827, 1238, 1654, 2476, 3095, 3308, 4135, 4333, 5789, 6190, 8270, 8666, 11578, 12380, 16540, 17332, 21665, 23156, 28945, 43330, 57890, 86660, 115780, 511913, 1023826, 2047652, 2559565, 3583391, 5119130, 7166782, 10238260, 14333564, 17916955, 35833910, 71667820]

約数ペア:

[(1, 71667820), (2, 35833910), (4, 17916955), (5, 14333564), (7, 10238260), (10, 7166782), (14, 5119130), (20, 3583391), (28, 2559565), (35, 2047652), (70, 1023826), (140, 511913), (619, 115780), (827, 86660), (1238, 57890), (1654, 43330), (2476, 28945), (3095, 23156), (3308, 21665), (4135, 17332), (4333, 16540), (5789, 12380), (6190, 11578), (8270, 8666)]