20381277650

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1709}}^1\times {\mathrm{1741}}^1$

素因数の和:3599

約数の個数: 48

約数和(自身を含む): 38230175880

約数和(自身を除く): 17848898230

約数列:

[1, 2, 5, 10, 25, 50, 137, 274, 685, 1370, 1709, 1741, 3418, 3425, 3482, 6850, 8545, 8705, 17090, 17410, 42725, 43525, 85450, 87050, 234133, 238517, 468266, 477034, 1170665, 1192585, 2341330, 2385170, 2975369, 5853325, 5950738, 5962925, 11706650, 11925850, 14876845, 29753690, 74384225, 148768450, 407625553, 815251106, 2038127765, 4076255530, 10190638825, 20381277650]

約数ペア:

[(1, 20381277650), (2, 10190638825), (5, 4076255530), (10, 2038127765), (25, 815251106), (50, 407625553), (137, 148768450), (274, 74384225), (685, 29753690), (1370, 14876845), (1709, 11925850), (1741, 11706650), (3418, 5962925), (3425, 5950738), (3482, 5853325), (6850, 2975369), (8545, 2385170), (8705, 2341330), (17090, 1192585), (17410, 1170665), (42725, 477034), (43525, 468266), (85450, 238517), (87050, 234133)]