77971210

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{587}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 144789120

約数和(自身を除く): 66817910

約数列:

[1, 2, 5, 10, 37, 74, 185, 359, 370, 587, 718, 1174, 1795, 2935, 3590, 5870, 13283, 21719, 26566, 43438, 66415, 108595, 132830, 210733, 217190, 421466, 1053665, 2107330, 7797121, 15594242, 38985605, 77971210]

約数ペア:

[(1, 77971210), (2, 38985605), (5, 15594242), (10, 7797121), (37, 2107330), (74, 1053665), (185, 421466), (359, 217190), (370, 210733), (587, 132830), (718, 108595), (1174, 66415), (1795, 43438), (2935, 26566), (3590, 21719), (5870, 13283)]