201375980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774523}}^1$

素因数の和:774545

約数の個数: 24

約数和(自身を含む): 455420112

約数和(自身を除く): 254044132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774523, 1549046, 3098092, 3872615, 7745230, 10068799, 15490460, 20137598, 40275196, 50343995, 100687990, 201375980]

約数ペア:

[(1, 201375980), (2, 100687990), (4, 50343995), (5, 40275196), (10, 20137598), (13, 15490460), (20, 10068799), (26, 7745230), (52, 3872615), (65, 3098092), (130, 1549046), (260, 774523)]