25491488

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 55248480

約数和(自身を除く): 29756992

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 139, 176, 278, 352, 521, 556, 1042, 1112, 1529, 2084, 2224, 3058, 4168, 4448, 5731, 6116, 8336, 11462, 12232, 16672, 22924, 24464, 45848, 48928, 72419, 91696, 144838, 183392, 289676, 579352, 796609, 1158704, 1593218, 2317408, 3186436, 6372872, 12745744, 25491488]

約数ペア:

[(1, 25491488), (2, 12745744), (4, 6372872), (8, 3186436), (11, 2317408), (16, 1593218), (22, 1158704), (32, 796609), (44, 579352), (88, 289676), (139, 183392), (176, 144838), (278, 91696), (352, 72419), (521, 48928), (556, 45848), (1042, 24464), (1112, 22924), (1529, 16672), (2084, 12232), (2224, 11462), (3058, 8336), (4168, 6116), (4448, 5731)]