1025178544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^2$

素因数の和:542

約数の個数: 60

約数和(自身を含む): 2166916864

約数和(自身を除く): 1141738320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 197, 208, 254, 394, 508, 788, 1016, 1576, 1651, 2032, 2561, 3152, 3302, 5122, 6604, 10244, 13208, 20488, 25019, 26416, 38809, 40976, 50038, 77618, 100076, 155236, 200152, 310472, 325247, 400304, 504517, 620944, 650494, 1009034, 1300988, 2018068, 2601976, 4036136, 4928743, 5203952, 8072272, 9857486, 19714972, 39429944, 64073659, 78859888, 128147318, 256294636, 512589272, 1025178544]

約数ペア:

[(1, 1025178544), (2, 512589272), (4, 256294636), (8, 128147318), (13, 78859888), (16, 64073659), (26, 39429944), (52, 19714972), (104, 9857486), (127, 8072272), (197, 5203952), (208, 4928743), (254, 4036136), (394, 2601976), (508, 2018068), (788, 1300988), (1016, 1009034), (1576, 650494), (1651, 620944), (2032, 504517), (2561, 400304), (3152, 325247), (3302, 310472), (5122, 200152), (6604, 155236), (10244, 100076), (13208, 77618), (20488, 50038), (25019, 40976), (26416, 38809)]