65001872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{312509}}^1$

素因数の和:312530

約数の個数: 20

約数和(自身を含む): 135629340

約数和(自身を除く): 70627468

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 312509, 625018, 1250036, 2500072, 4062617, 5000144, 8125234, 16250468, 32500936, 65001872]

約数ペア:

[(1, 65001872), (2, 32500936), (4, 16250468), (8, 8125234), (13, 5000144), (16, 4062617), (26, 2500072), (52, 1250036), (104, 625018), (208, 312509)]