199907350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 379663200

約数和(自身を除く): 179755850

約数列:

[1, 2, 5, 10, 25, 50, 89, 167, 178, 269, 334, 445, 538, 835, 890, 1345, 1670, 2225, 2690, 4175, 4450, 6725, 8350, 13450, 14863, 23941, 29726, 44923, 47882, 74315, 89846, 119705, 148630, 224615, 239410, 371575, 449230, 598525, 743150, 1123075, 1197050, 2246150, 3998147, 7996294, 19990735, 39981470, 99953675, 199907350]

約数ペア:

[(1, 199907350), (2, 99953675), (5, 39981470), (10, 19990735), (25, 7996294), (50, 3998147), (89, 2246150), (167, 1197050), (178, 1123075), (269, 743150), (334, 598525), (445, 449230), (538, 371575), (835, 239410), (890, 224615), (1345, 148630), (1670, 119705), (2225, 89846), (2690, 74315), (4175, 47882), (4450, 44923), (6725, 29726), (8350, 23941), (13450, 14863)]