201596680

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{26387}}^1$

素因数の和:26589

約数の個数: 32

約数和(自身を含む): 455984640

約数和(自身を除く): 254387960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 26387, 52774, 105548, 131935, 211096, 263870, 527740, 1055480, 5039917, 10079834, 20159668, 25199585, 40319336, 50399170, 100798340, 201596680]

約数ペア:

[(1, 201596680), (2, 100798340), (4, 50399170), (5, 40319336), (8, 25199585), (10, 20159668), (20, 10079834), (40, 5039917), (191, 1055480), (382, 527740), (764, 263870), (955, 211096), (1528, 131935), (1910, 105548), (3820, 52774), (7640, 26387)]