71328160

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5009}}^1$

素因数の和:5113

約数の個数: 48

約数和(自身を含む): 170440200

約数和(自身を除く): 99112040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 5009, 7120, 10018, 14240, 20036, 25045, 40072, 50090, 80144, 100180, 160288, 200360, 400720, 445801, 801440, 891602, 1783204, 2229005, 3566408, 4458010, 7132816, 8916020, 14265632, 17832040, 35664080, 71328160]

約数ペア:

[(1, 71328160), (2, 35664080), (4, 17832040), (5, 14265632), (8, 8916020), (10, 7132816), (16, 4458010), (20, 3566408), (32, 2229005), (40, 1783204), (80, 891602), (89, 801440), (160, 445801), (178, 400720), (356, 200360), (445, 160288), (712, 100180), (890, 80144), (1424, 50090), (1780, 40072), (2848, 25045), (3560, 20036), (5009, 14240), (7120, 10018)]