72665990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{427447}}^1$

素因数の和:427471

約数の個数: 16

約数和(自身を含む): 138493152

約数和(自身を除く): 65827162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 427447, 854894, 2137235, 4274470, 7266599, 14533198, 36332995, 72665990]

約数ペア:

[(1, 72665990), (2, 36332995), (5, 14533198), (10, 7266599), (17, 4274470), (34, 2137235), (85, 854894), (170, 427447)]