25514450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2309}}^1$

素因数の和:2351

約数の個数: 48

約数和(自身を含む): 54137160

約数和(自身を除く): 28622710

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 2309, 4618, 5525, 11050, 11545, 23090, 30017, 39253, 57725, 60034, 78506, 115450, 150085, 196265, 300170, 392530, 510289, 750425, 981325, 1020578, 1500850, 1962650, 2551445, 5102890, 12757225, 25514450]

約数ペア:

[(1, 25514450), (2, 12757225), (5, 5102890), (10, 2551445), (13, 1962650), (17, 1500850), (25, 1020578), (26, 981325), (34, 750425), (50, 510289), (65, 392530), (85, 300170), (130, 196265), (170, 150085), (221, 115450), (325, 78506), (425, 60034), (442, 57725), (650, 39253), (850, 30017), (1105, 23090), (2210, 11545), (2309, 11050), (4618, 5525)]