42565760

素因数分解:

$2^7\times 5^1\times {\mathrm{66509}}^1$

素因数の和:66528

約数の個数: 32

約数和(自身を含む): 101760300

約数和(自身を除く): 59194540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 66509, 133018, 266036, 332545, 532072, 665090, 1064144, 1330180, 2128288, 2660360, 4256576, 5320720, 8513152, 10641440, 21282880, 42565760]

約数ペア:

[(1, 42565760), (2, 21282880), (4, 10641440), (5, 8513152), (8, 5320720), (10, 4256576), (16, 2660360), (20, 2128288), (32, 1330180), (40, 1064144), (64, 665090), (80, 532072), (128, 332545), (160, 266036), (320, 133018), (640, 66509)]