641380010

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1\times {\mathrm{1669}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 1171618560

約数和(自身を除く): 530238550

約数列:

[1, 2, 5, 10, 83, 166, 415, 463, 830, 926, 1669, 2315, 3338, 4630, 8345, 16690, 38429, 76858, 138527, 192145, 277054, 384290, 692635, 772747, 1385270, 1545494, 3863735, 7727470, 64138001, 128276002, 320690005, 641380010]

約数ペア:

[(1, 641380010), (2, 320690005), (5, 128276002), (10, 64138001), (83, 7727470), (166, 3863735), (415, 1545494), (463, 1385270), (830, 772747), (926, 692635), (1669, 384290), (2315, 277054), (3338, 192145), (4630, 138527), (8345, 76858), (16690, 38429)]