161569042940

素因数分解:

$2^2\times 5^1\times {\mathrm{17747}}^1\times {\mathrm{455201}}^1$

素因数の和:472957

約数の個数: 24

約数和(自身を含む): 339314854032

約数和(自身を除く): 177745811092

約数列:

[1, 2, 4, 5, 10, 20, 17747, 35494, 70988, 88735, 177470, 354940, 455201, 910402, 1820804, 2276005, 4552010, 9104020, 8078452147, 16156904294, 32313808588, 40392260735, 80784521470, 161569042940]

約数ペア:

[(1, 161569042940), (2, 80784521470), (4, 40392260735), (5, 32313808588), (10, 16156904294), (20, 8078452147), (17747, 9104020), (35494, 4552010), (70988, 2276005), (88735, 1820804), (177470, 910402), (354940, 455201)]