82493620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{659}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 189604800

約数和(自身を除く): 107111180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 569, 659, 1138, 1318, 2276, 2636, 2845, 3295, 5690, 6259, 6590, 7249, 11380, 12518, 13180, 14498, 25036, 28996, 31295, 36245, 62590, 72490, 125180, 144980, 374971, 749942, 1499884, 1874855, 3749710, 4124681, 7499420, 8249362, 16498724, 20623405, 41246810, 82493620]

約数ペア:

[(1, 82493620), (2, 41246810), (4, 20623405), (5, 16498724), (10, 8249362), (11, 7499420), (20, 4124681), (22, 3749710), (44, 1874855), (55, 1499884), (110, 749942), (220, 374971), (569, 144980), (659, 125180), (1138, 72490), (1318, 62590), (2276, 36245), (2636, 31295), (2845, 28996), (3295, 25036), (5690, 14498), (6259, 13180), (6590, 12518), (7249, 11380)]