85017560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73291}}^1$

素因数の和:73331

約数の個数: 32

約数和(自身を含む): 197888400

約数和(自身を除く): 112870840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 73291, 146582, 293164, 366455, 586328, 732910, 1465820, 2125439, 2931640, 4250878, 8501756, 10627195, 17003512, 21254390, 42508780, 85017560]

約数ペア:

[(1, 85017560), (2, 42508780), (4, 21254390), (5, 17003512), (8, 10627195), (10, 8501756), (20, 4250878), (29, 2931640), (40, 2125439), (58, 1465820), (116, 732910), (145, 586328), (232, 366455), (290, 293164), (580, 146582), (1160, 73291)]