148591820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1619}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 337206240

約数和(自身を除く): 188614420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 1412, 1619, 1765, 3238, 3530, 4589, 6476, 7060, 8095, 9178, 16190, 18356, 21047, 22945, 32380, 42094, 45890, 84188, 91780, 105235, 210470, 420940, 571507, 1143014, 2286028, 2857535, 5715070, 7429591, 11430140, 14859182, 29718364, 37147955, 74295910, 148591820]

約数ペア:

[(1, 148591820), (2, 74295910), (4, 37147955), (5, 29718364), (10, 14859182), (13, 11430140), (20, 7429591), (26, 5715070), (52, 2857535), (65, 2286028), (130, 1143014), (260, 571507), (353, 420940), (706, 210470), (1412, 105235), (1619, 91780), (1765, 84188), (3238, 45890), (3530, 42094), (4589, 32380), (6476, 22945), (7060, 21047), (8095, 18356), (9178, 16190)]