51268516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:688

約数の個数: 36

約数和(自身を含む): 97996500

約数和(自身を除く): 46727984

約数列:

[1, 2, 4, 13, 26, 52, 149, 169, 298, 338, 509, 596, 676, 1018, 1937, 2036, 3874, 6617, 7748, 13234, 25181, 26468, 50362, 75841, 86021, 100724, 151682, 172042, 303364, 344084, 985933, 1971866, 3943732, 12817129, 25634258, 51268516]

約数ペア:

[(1, 51268516), (2, 25634258), (4, 12817129), (13, 3943732), (26, 1971866), (52, 985933), (149, 344084), (169, 303364), (298, 172042), (338, 151682), (509, 100724), (596, 86021), (676, 75841), (1018, 50362), (1937, 26468), (2036, 25181), (3874, 13234), (6617, 7748)]