278536700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{214259}}^1$

素因数の和:214286

約数の個数: 36

約数和(自身を含む): 650921880

約数和(自身を除く): 372385180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 214259, 428518, 857036, 1071295, 2142590, 2785367, 4285180, 5356475, 5570734, 10712950, 11141468, 13926835, 21425900, 27853670, 55707340, 69634175, 139268350, 278536700]

約数ペア:

[(1, 278536700), (2, 139268350), (4, 69634175), (5, 55707340), (10, 27853670), (13, 21425900), (20, 13926835), (25, 11141468), (26, 10712950), (50, 5570734), (52, 5356475), (65, 4285180), (100, 2785367), (130, 2142590), (260, 1071295), (325, 857036), (650, 428518), (1300, 214259)]