900564340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{65353}}^1$

素因数の和:65428

約数の個数: 48

約数和(自身を含む): 2075120208

約数和(自身を除く): 1174555868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 65353, 130706, 261412, 326765, 653530, 849589, 1307060, 1699178, 3398356, 3463709, 4247945, 6927418, 8495890, 13854836, 16991780, 17318545, 34637090, 45028217, 69274180, 90056434, 180112868, 225141085, 450282170, 900564340]

約数ペア:

[(1, 900564340), (2, 450282170), (4, 225141085), (5, 180112868), (10, 90056434), (13, 69274180), (20, 45028217), (26, 34637090), (52, 17318545), (53, 16991780), (65, 13854836), (106, 8495890), (130, 6927418), (212, 4247945), (260, 3463709), (265, 3398356), (530, 1699178), (689, 1307060), (1060, 849589), (1378, 653530), (2756, 326765), (3445, 261412), (6890, 130706), (13780, 65353)]