80546820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16993}}^1$

素因数の和:17084

約数の個数: 48

約数和(自身を含む): 228399360

約数和(自身を除く): 147852540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 16993, 33986, 50979, 67972, 84965, 101958, 169930, 203916, 254895, 339860, 509790, 1019580, 1342447, 2684894, 4027341, 5369788, 6712235, 8054682, 13424470, 16109364, 20136705, 26848940, 40273410, 80546820]

約数ペア:

[(1, 80546820), (2, 40273410), (3, 26848940), (4, 20136705), (5, 16109364), (6, 13424470), (10, 8054682), (12, 6712235), (15, 5369788), (20, 4027341), (30, 2684894), (60, 1342447), (79, 1019580), (158, 509790), (237, 339860), (316, 254895), (395, 203916), (474, 169930), (790, 101958), (948, 84965), (1185, 67972), (1580, 50979), (2370, 33986), (4740, 16993)]