71686120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{853}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 177085440

約数和(自身を除く): 105399320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 764, 853, 955, 1528, 1706, 1910, 2101, 3412, 3820, 4202, 4265, 6824, 7640, 8404, 8530, 9383, 10505, 16808, 17060, 18766, 21010, 34120, 37532, 42020, 46915, 75064, 84040, 93830, 162923, 187660, 325846, 375320, 651692, 814615, 1303384, 1629230, 1792153, 3258460, 3584306, 6516920, 7168612, 8960765, 14337224, 17921530, 35843060, 71686120]

約数ペア:

[(1, 71686120), (2, 35843060), (4, 17921530), (5, 14337224), (8, 8960765), (10, 7168612), (11, 6516920), (20, 3584306), (22, 3258460), (40, 1792153), (44, 1629230), (55, 1303384), (88, 814615), (110, 651692), (191, 375320), (220, 325846), (382, 187660), (440, 162923), (764, 93830), (853, 84040), (955, 75064), (1528, 46915), (1706, 42020), (1910, 37532), (2101, 34120), (3412, 21010), (3820, 18766), (4202, 17060), (4265, 16808), (6824, 10505), (7640, 9383), (8404, 8530)]