78089416

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1091}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 153316800

約数和(自身を除く): 75227384

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 389, 778, 1091, 1556, 2182, 3112, 4364, 8728, 8947, 17894, 25093, 35788, 50186, 71576, 100372, 200744, 424399, 848798, 1697596, 3395192, 9761177, 19522354, 39044708, 78089416]

約数ペア:

[(1, 78089416), (2, 39044708), (4, 19522354), (8, 9761177), (23, 3395192), (46, 1697596), (92, 848798), (184, 424399), (389, 200744), (778, 100372), (1091, 71576), (1556, 50186), (2182, 35788), (3112, 25093), (4364, 17894), (8728, 8947)]