71291896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 150151680

約数和(自身を除く): 78859784

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 97, 104, 148, 191, 194, 296, 382, 388, 481, 764, 776, 962, 1261, 1528, 1924, 2483, 2522, 3589, 3848, 4966, 5044, 7067, 7178, 9932, 10088, 14134, 14356, 18527, 19864, 28268, 28712, 37054, 46657, 56536, 74108, 91871, 93314, 148216, 183742, 186628, 240851, 367484, 373256, 481702, 685499, 734968, 963404, 1370998, 1926808, 2741996, 5483992, 8911487, 17822974, 35645948, 71291896]

約数ペア:

[(1, 71291896), (2, 35645948), (4, 17822974), (8, 8911487), (13, 5483992), (26, 2741996), (37, 1926808), (52, 1370998), (74, 963404), (97, 734968), (104, 685499), (148, 481702), (191, 373256), (194, 367484), (296, 240851), (382, 186628), (388, 183742), (481, 148216), (764, 93314), (776, 91871), (962, 74108), (1261, 56536), (1528, 46657), (1924, 37054), (2483, 28712), (2522, 28268), (3589, 19864), (3848, 18527), (4966, 14356), (5044, 14134), (7067, 10088), (7178, 9932)]