2080497250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{640153}}^1$

素因数の和:640183

約数の個数: 32

約数和(自身を含む): 4194289008

約数和(自身を除く): 2113791758

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 640153, 1280306, 3200765, 6401530, 8321989, 16003825, 16643978, 32007650, 41609945, 80019125, 83219890, 160038250, 208049725, 416099450, 1040248625, 2080497250]

約数ペア:

[(1, 2080497250), (2, 1040248625), (5, 416099450), (10, 208049725), (13, 160038250), (25, 83219890), (26, 80019125), (50, 41609945), (65, 32007650), (125, 16643978), (130, 16003825), (250, 8321989), (325, 6401530), (650, 3200765), (1625, 1280306), (3250, 640153)]