61406540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2293}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 140282688

約数和(自身を除く): 78876148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2293, 2678, 4586, 5356, 6695, 9172, 11465, 13390, 22930, 26780, 29809, 45860, 59618, 119236, 149045, 236179, 298090, 472358, 596180, 944716, 1180895, 2361790, 3070327, 4723580, 6140654, 12281308, 15351635, 30703270, 61406540]

約数ペア:

[(1, 61406540), (2, 30703270), (4, 15351635), (5, 12281308), (10, 6140654), (13, 4723580), (20, 3070327), (26, 2361790), (52, 1180895), (65, 944716), (103, 596180), (130, 472358), (206, 298090), (260, 236179), (412, 149045), (515, 119236), (1030, 59618), (1339, 45860), (2060, 29809), (2293, 26780), (2678, 22930), (4586, 13390), (5356, 11465), (6695, 9172)]