74778290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7561}}^1$

素因数の和:7634

約数の個数: 32

約数和(自身を含む): 143738496

約数和(自身を除く): 68960206

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 7561, 9890, 15122, 37805, 75610, 173903, 325123, 347806, 650246, 869515, 1625615, 1739030, 3251230, 7477829, 14955658, 37389145, 74778290]

約数ペア:

[(1, 74778290), (2, 37389145), (5, 14955658), (10, 7477829), (23, 3251230), (43, 1739030), (46, 1625615), (86, 869515), (115, 650246), (215, 347806), (230, 325123), (430, 173903), (989, 75610), (1978, 37805), (4945, 15122), (7561, 9890)]