71320964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1861}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 148900416

約数和(自身を除く): 77579452

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 572, 737, 871, 1474, 1742, 1861, 2948, 3484, 3722, 7444, 9581, 19162, 20471, 24193, 38324, 40942, 48386, 81884, 96772, 124687, 249374, 266123, 498748, 532246, 1064492, 1371557, 1620931, 2743114, 3241862, 5486228, 6483724, 17830241, 35660482, 71320964]

約数ペア:

[(1, 71320964), (2, 35660482), (4, 17830241), (11, 6483724), (13, 5486228), (22, 3241862), (26, 2743114), (44, 1620931), (52, 1371557), (67, 1064492), (134, 532246), (143, 498748), (268, 266123), (286, 249374), (572, 124687), (737, 96772), (871, 81884), (1474, 48386), (1742, 40942), (1861, 38324), (2948, 24193), (3484, 20471), (3722, 19162), (7444, 9581)]