82647460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1487}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 198987264

約数和(自身を除く): 116339804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1487, 1588, 1985, 2779, 2974, 3970, 5558, 5948, 7435, 7940, 10409, 11116, 13895, 14870, 20818, 27790, 29740, 41636, 52045, 55580, 104090, 208180, 590339, 1180678, 2361356, 2951695, 4132373, 5903390, 8264746, 11806780, 16529492, 20661865, 41323730, 82647460]

約数ペア:

[(1, 82647460), (2, 41323730), (4, 20661865), (5, 16529492), (7, 11806780), (10, 8264746), (14, 5903390), (20, 4132373), (28, 2951695), (35, 2361356), (70, 1180678), (140, 590339), (397, 208180), (794, 104090), (1487, 55580), (1588, 52045), (1985, 41636), (2779, 29740), (2974, 27790), (3970, 20818), (5558, 14870), (5948, 13895), (7435, 11116), (7940, 10409)]