80757560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155303}}^1$

素因数の和:155327

約数の個数: 32

約数和(自身を含む): 195683040

約数和(自身を除く): 114925480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 155303, 310606, 621212, 776515, 1242424, 1553030, 2018939, 3106060, 4037878, 6212120, 8075756, 10094695, 16151512, 20189390, 40378780, 80757560]

約数ペア:

[(1, 80757560), (2, 40378780), (4, 20189390), (5, 16151512), (8, 10094695), (10, 8075756), (13, 6212120), (20, 4037878), (26, 3106060), (40, 2018939), (52, 1553030), (65, 1242424), (104, 776515), (130, 621212), (260, 310606), (520, 155303)]