161536400

素因数分解:

$2^4\times 5^2\times {\mathrm{283}}^1\times {\mathrm{1427}}^1$

素因数の和:1728

約数の個数: 60

約数和(自身を含む): 389735472

約数和(自身を除く): 228199072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 283, 400, 566, 1132, 1415, 1427, 2264, 2830, 2854, 4528, 5660, 5708, 7075, 7135, 11320, 11416, 14150, 14270, 22640, 22832, 28300, 28540, 35675, 56600, 57080, 71350, 113200, 114160, 142700, 285400, 403841, 570800, 807682, 1615364, 2019205, 3230728, 4038410, 6461456, 8076820, 10096025, 16153640, 20192050, 32307280, 40384100, 80768200, 161536400]

約数ペア:

[(1, 161536400), (2, 80768200), (4, 40384100), (5, 32307280), (8, 20192050), (10, 16153640), (16, 10096025), (20, 8076820), (25, 6461456), (40, 4038410), (50, 3230728), (80, 2019205), (100, 1615364), (200, 807682), (283, 570800), (400, 403841), (566, 285400), (1132, 142700), (1415, 114160), (1427, 113200), (2264, 71350), (2830, 57080), (2854, 56600), (4528, 35675), (5660, 28540), (5708, 28300), (7075, 22832), (7135, 22640), (11320, 14270), (11416, 14150)]