71026540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6418

約数の個数: 48

約数和(自身を含む): 164390688

約数和(自身を除く): 93364148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 6353, 11180, 12706, 25412, 31765, 63530, 82589, 127060, 165178, 273179, 330356, 412945, 546358, 825890, 1092716, 1365895, 1651780, 2731790, 3551327, 5463580, 7102654, 14205308, 17756635, 35513270, 71026540]

約数ペア:

[(1, 71026540), (2, 35513270), (4, 17756635), (5, 14205308), (10, 7102654), (13, 5463580), (20, 3551327), (26, 2731790), (43, 1651780), (52, 1365895), (65, 1092716), (86, 825890), (130, 546358), (172, 412945), (215, 330356), (260, 273179), (430, 165178), (559, 127060), (860, 82589), (1118, 63530), (2236, 31765), (2795, 25412), (5590, 12706), (6353, 11180)]