73428680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{141209}}^1$

素因数の和:141233

約数の個数: 32

約数和(自身を含む): 177924600

約数和(自身を除く): 104495920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 141209, 282418, 564836, 706045, 1129672, 1412090, 1835717, 2824180, 3671434, 5648360, 7342868, 9178585, 14685736, 18357170, 36714340, 73428680]

約数ペア:

[(1, 73428680), (2, 36714340), (4, 18357170), (5, 14685736), (8, 9178585), (10, 7342868), (13, 5648360), (20, 3671434), (26, 2824180), (40, 1835717), (52, 1412090), (65, 1129672), (104, 706045), (130, 564836), (260, 282418), (520, 141209)]