25518970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 47414160

約数和(自身を除く): 21895190

約数列:

[1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 530, 541, 890, 1082, 2705, 4717, 5410, 9434, 23585, 28673, 47170, 48149, 57346, 96298, 143365, 240745, 286730, 481490, 2551897, 5103794, 12759485, 25518970]

約数ペア:

[(1, 25518970), (2, 12759485), (5, 5103794), (10, 2551897), (53, 481490), (89, 286730), (106, 240745), (178, 143365), (265, 96298), (445, 57346), (530, 48149), (541, 47170), (890, 28673), (1082, 23585), (2705, 9434), (4717, 5410)]