53129180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1609}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 121175040

約数和(自身を除く): 68045860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1609, 1651, 2540, 3218, 3302, 6436, 6604, 8045, 8255, 16090, 16510, 20917, 32180, 33020, 41834, 83668, 104585, 204343, 209170, 408686, 418340, 817372, 1021715, 2043430, 2656459, 4086860, 5312918, 10625836, 13282295, 26564590, 53129180]

約数ペア:

[(1, 53129180), (2, 26564590), (4, 13282295), (5, 10625836), (10, 5312918), (13, 4086860), (20, 2656459), (26, 2043430), (52, 1021715), (65, 817372), (127, 418340), (130, 408686), (254, 209170), (260, 204343), (508, 104585), (635, 83668), (1270, 41834), (1609, 33020), (1651, 32180), (2540, 20917), (3218, 16510), (3302, 16090), (6436, 8255), (6604, 8045)]