40775800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15683}}^1$

素因数の和:15712

約数の個数: 48

約数和(自身を含む): 102102840

約数和(自身を除く): 61327040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15683, 31366, 62732, 78415, 125464, 156830, 203879, 313660, 392075, 407758, 627320, 784150, 815516, 1019395, 1568300, 1631032, 2038790, 3136600, 4077580, 5096975, 8155160, 10193950, 20387900, 40775800]

約数ペア:

[(1, 40775800), (2, 20387900), (4, 10193950), (5, 8155160), (8, 5096975), (10, 4077580), (13, 3136600), (20, 2038790), (25, 1631032), (26, 1568300), (40, 1019395), (50, 815516), (52, 784150), (65, 627320), (100, 407758), (104, 392075), (130, 313660), (200, 203879), (260, 156830), (325, 125464), (520, 78415), (650, 62732), (1300, 31366), (2600, 15683)]