74000456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1069}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 147339000

約数和(自身を除く): 73338544

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 509, 1018, 1069, 2036, 2138, 4072, 4276, 8552, 8653, 17306, 18173, 34612, 36346, 69224, 72692, 145384, 544121, 1088242, 2176484, 4352968, 9250057, 18500114, 37000228, 74000456]

約数ペア:

[(1, 74000456), (2, 37000228), (4, 18500114), (8, 9250057), (17, 4352968), (34, 2176484), (68, 1088242), (136, 544121), (509, 145384), (1018, 72692), (1069, 69224), (2036, 36346), (2138, 34612), (4072, 18173), (4276, 17306), (8552, 8653)]