168418900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{129553}}^1$

素因数の和:129580

約数の個数: 36

約数和(自身を含む): 393585052

約数和(自身を除く): 225166152

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 129553, 259106, 518212, 647765, 1295530, 1684189, 2591060, 3238825, 3368378, 6477650, 6736756, 8420945, 12955300, 16841890, 33683780, 42104725, 84209450, 168418900]

約数ペア:

[(1, 168418900), (2, 84209450), (4, 42104725), (5, 33683780), (10, 16841890), (13, 12955300), (20, 8420945), (25, 6736756), (26, 6477650), (50, 3368378), (52, 3238825), (65, 2591060), (100, 1684189), (130, 1295530), (260, 647765), (325, 518212), (650, 259106), (1300, 129553)]