197845960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1129}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 481244400

約数和(自身を除く): 283398440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 337, 520, 674, 1129, 1348, 1685, 2258, 2696, 3370, 4381, 4516, 5645, 6740, 8762, 9032, 11290, 13480, 14677, 17524, 21905, 22580, 29354, 35048, 43810, 45160, 58708, 73385, 87620, 117416, 146770, 175240, 293540, 380473, 587080, 760946, 1521892, 1902365, 3043784, 3804730, 4946149, 7609460, 9892298, 15218920, 19784596, 24730745, 39569192, 49461490, 98922980, 197845960]

約数ペア:

[(1, 197845960), (2, 98922980), (4, 49461490), (5, 39569192), (8, 24730745), (10, 19784596), (13, 15218920), (20, 9892298), (26, 7609460), (40, 4946149), (52, 3804730), (65, 3043784), (104, 1902365), (130, 1521892), (260, 760946), (337, 587080), (520, 380473), (674, 293540), (1129, 175240), (1348, 146770), (1685, 117416), (2258, 87620), (2696, 73385), (3370, 58708), (4381, 45160), (4516, 43810), (5645, 35048), (6740, 29354), (8762, 22580), (9032, 21905), (11290, 17524), (13480, 14677)]