65125580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{541}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 147874944

約数和(自身を除く): 82749364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 463, 541, 926, 1082, 1852, 2164, 2315, 2705, 4630, 5410, 6019, 7033, 9260, 10820, 12038, 14066, 24076, 28132, 30095, 35165, 60190, 70330, 120380, 140660, 250483, 500966, 1001932, 1252415, 2504830, 3256279, 5009660, 6512558, 13025116, 16281395, 32562790, 65125580]

約数ペア:

[(1, 65125580), (2, 32562790), (4, 16281395), (5, 13025116), (10, 6512558), (13, 5009660), (20, 3256279), (26, 2504830), (52, 1252415), (65, 1001932), (130, 500966), (260, 250483), (463, 140660), (541, 120380), (926, 70330), (1082, 60190), (1852, 35165), (2164, 30095), (2315, 28132), (2705, 24076), (4630, 14066), (5410, 12038), (6019, 10820), (7033, 9260)]