153752020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1201}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 333800208

約数和(自身を除く): 180048188

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 173, 185, 346, 370, 692, 740, 865, 1201, 1730, 2402, 3460, 4804, 6005, 6401, 12010, 12802, 24020, 25604, 32005, 44437, 64010, 88874, 128020, 177748, 207773, 222185, 415546, 444370, 831092, 888740, 1038865, 2077730, 4155460, 7687601, 15375202, 30750404, 38438005, 76876010, 153752020]

約数ペア:

[(1, 153752020), (2, 76876010), (4, 38438005), (5, 30750404), (10, 15375202), (20, 7687601), (37, 4155460), (74, 2077730), (148, 1038865), (173, 888740), (185, 831092), (346, 444370), (370, 415546), (692, 222185), (740, 207773), (865, 177748), (1201, 128020), (1730, 88874), (2402, 64010), (3460, 44437), (4804, 32005), (6005, 25604), (6401, 24020), (12010, 12802)]