160997725

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 239984640

約数和(自身を除く): 78986915

約数列:

[1, 5, 7, 25, 31, 35, 59, 155, 175, 217, 295, 413, 503, 775, 1085, 1475, 1829, 2065, 2515, 3521, 5425, 9145, 10325, 12575, 12803, 15593, 17605, 29677, 45725, 64015, 77965, 88025, 109151, 148385, 207739, 320075, 389825, 545755, 741925, 919987, 1038695, 2728775, 4599935, 5193475, 6439909, 22999675, 32199545, 160997725]

約数ペア:

[(1, 160997725), (5, 32199545), (7, 22999675), (25, 6439909), (31, 5193475), (35, 4599935), (59, 2728775), (155, 1038695), (175, 919987), (217, 741925), (295, 545755), (413, 389825), (503, 320075), (775, 207739), (1085, 148385), (1475, 109151), (1829, 88025), (2065, 77965), (2515, 64015), (3521, 45725), (5425, 29677), (9145, 17605), (10325, 15593), (12575, 12803)]