73984040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2046

約数の個数: 64

約数和(自身を含む): 181818000

約数和(自身を除く): 107833960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 1949, 2920, 3796, 3898, 4745, 7592, 7796, 9490, 9745, 15592, 18980, 19490, 25337, 37960, 38980, 50674, 77960, 101348, 126685, 142277, 202696, 253370, 284554, 506740, 569108, 711385, 1013480, 1138216, 1422770, 1849601, 2845540, 3699202, 5691080, 7398404, 9248005, 14796808, 18496010, 36992020, 73984040]

約数ペア:

[(1, 73984040), (2, 36992020), (4, 18496010), (5, 14796808), (8, 9248005), (10, 7398404), (13, 5691080), (20, 3699202), (26, 2845540), (40, 1849601), (52, 1422770), (65, 1138216), (73, 1013480), (104, 711385), (130, 569108), (146, 506740), (260, 284554), (292, 253370), (365, 202696), (520, 142277), (584, 126685), (730, 101348), (949, 77960), (1460, 50674), (1898, 38980), (1949, 37960), (2920, 25337), (3796, 19490), (3898, 18980), (4745, 15592), (7592, 9745), (7796, 9490)]