89254120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{42101}}^1$

素因数の和:42165

約数の個数: 32

約数和(自身を含む): 204615720

約数和(自身を除く): 115361600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 42101, 84202, 168404, 210505, 336808, 421010, 842020, 1684040, 2231353, 4462706, 8925412, 11156765, 17850824, 22313530, 44627060, 89254120]

約数ペア:

[(1, 89254120), (2, 44627060), (4, 22313530), (5, 17850824), (8, 11156765), (10, 8925412), (20, 4462706), (40, 2231353), (53, 1684040), (106, 842020), (212, 421010), (265, 336808), (424, 210505), (530, 168404), (1060, 84202), (2120, 42101)]