51780320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17033}}^1$

素因数の和:17067

約数の個数: 48

約数和(自身を含む): 128777040

約数和(自身を除く): 76996720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 17033, 34066, 68132, 85165, 136264, 170330, 272528, 323627, 340660, 545056, 647254, 681320, 1294508, 1362640, 1618135, 2589016, 2725280, 3236270, 5178032, 6472540, 10356064, 12945080, 25890160, 51780320]

約数ペア:

[(1, 51780320), (2, 25890160), (4, 12945080), (5, 10356064), (8, 6472540), (10, 5178032), (16, 3236270), (19, 2725280), (20, 2589016), (32, 1618135), (38, 1362640), (40, 1294508), (76, 681320), (80, 647254), (95, 545056), (152, 340660), (160, 323627), (190, 272528), (304, 170330), (380, 136264), (608, 85165), (760, 68132), (1520, 34066), (3040, 17033)]