71606180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 156873024

約数和(自身を除く): 85266844

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 1571, 2279, 3142, 4558, 6284, 7855, 9116, 11395, 15710, 22790, 31420, 45580, 67553, 83263, 135106, 166526, 270212, 333052, 337765, 416315, 675530, 832630, 1351060, 1665260, 3580309, 7160618, 14321236, 17901545, 35803090, 71606180]

約数ペア:

[(1, 71606180), (2, 35803090), (4, 17901545), (5, 14321236), (10, 7160618), (20, 3580309), (43, 1665260), (53, 1351060), (86, 832630), (106, 675530), (172, 416315), (212, 337765), (215, 333052), (265, 270212), (430, 166526), (530, 135106), (860, 83263), (1060, 67553), (1571, 45580), (2279, 31420), (3142, 22790), (4558, 15710), (6284, 11395), (7855, 9116)]